Home / 1,079,636-1,618,348.08-448,916

Finding the Fourth Proportional to 1,079,636, 1,618,348.08 and 448,916

Calculator

Solution

The fourth proportional to 1,079,636, 1,618,348.08 and 448,916 is: 672,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,636 : 1,618,348.08 = 448,916 : x
  2. Step 2: Convert to fraction form
    1,079,636/1,618,348.08 = 448,916/x
  3. Step 3: Cross multiply
    1,079,636x = 1,618,348.08 × 448,916
  4. Step 4: Simplify right side
    1,079,636x = 726,502,346,681.28
  5. Step 5: Solve for x
    x = 726,502,346,681.28/1,079,636
  6. Step 6: Final answer
    x = 672,914.16

Related Problems

Find fourth proportional to 539,818, 809,174.04 and 224,458
Half scale
Find fourth proportional to 2,159,272, 3,236,696.16 and 897,832
Double scale
Find fourth proportional to 1,079,637, 1,618,349.58 and 448,917
Similar ratio
Find fourth proportional to 1,619,454, 2,427,522.12 and 673,374
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.