Home / 1,083,620.28-1,495,411.80-624,726.96

Finding the Fourth Proportional to 1,083,620.28, 1,495,411.80 and 624,726.96

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Solution

The fourth proportional to 1,083,620.28, 1,495,411.80 and 624,726.96 is: 862,132.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,620.28 : 1,495,411.80 = 624,726.96 : x
  2. Step 2: Convert to fraction form
    1,083,620.28/1,495,411.80 = 624,726.96/x
  3. Step 3: Cross multiply
    1,083,620.28x = 1,495,411.80 × 624,726.96
  4. Step 4: Simplify right side
    1,083,620.28x = 934,224,067,762.13
  5. Step 5: Solve for x
    x = 934,224,067,762.13/1,083,620.28
  6. Step 6: Final answer
    x = 862,132.32

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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.