Home / 1,138,656.32-1,571,352-622,411.04

Finding the Fourth Proportional to 1,138,656.32, 1,571,352 and 622,411.04

Calculator

Solution

The fourth proportional to 1,138,656.32, 1,571,352 and 622,411.04 is: 858,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,656.32 : 1,571,352 = 622,411.04 : x
  2. Step 2: Convert to fraction form
    1,138,656.32/1,571,352 = 622,411.04/x
  3. Step 3: Cross multiply
    1,138,656.32x = 1,571,352 × 622,411.04
  4. Step 4: Simplify right side
    1,138,656.32x = 978,026,832,526.08
  5. Step 5: Solve for x
    x = 978,026,832,526.08/1,138,656.32
  6. Step 6: Final answer
    x = 858,930.67

Related Problems

Find fourth proportional to 569,328.16, 785,676 and 311,205.52
Half scale
Find fourth proportional to 2,277,312.64, 3,142,704 and 1,244,822.08
Double scale
Find fourth proportional to 1,138,657.32, 1,571,353.38 and 622,412.04
Similar ratio
Find fourth proportional to 1,707,984.48, 2,357,028 and 933,616.56
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.