Home / 1,630,212.54-2,249,766-905,070.30

Finding the Fourth Proportional to 1,630,212.54, 2,249,766 and 905,070.30

Calculator

Solution

The fourth proportional to 1,630,212.54, 2,249,766 and 905,070.30 is: 1,249,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,212.54 : 2,249,766 = 905,070.30 : x
  2. Step 2: Convert to fraction form
    1,630,212.54/2,249,766 = 905,070.30/x
  3. Step 3: Cross multiply
    1,630,212.54x = 2,249,766 × 905,070.30
  4. Step 4: Simplify right side
    1,630,212.54x = 2,036,196,388,549.80
  5. Step 5: Solve for x
    x = 2,036,196,388,549.80/1,630,212.54
  6. Step 6: Final answer
    x = 1,249,037.37

Related Problems

Find fourth proportional to 815,106.27, 1,124,883 and 452,535.15
Half scale
Find fourth proportional to 3,260,425.08, 4,499,532 and 1,810,140.60
Double scale
Find fourth proportional to 1,630,213.54, 2,249,767.38 and 905,071.30
Similar ratio
Find fourth proportional to 2,445,318.81, 3,374,649 and 1,357,605.45
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.