Home / 1,156,909.28-1,595,413.20-902,167.52

Finding the Fourth Proportional to 1,156,909.28, 1,595,413.20 and 902,167.52

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Solution

The fourth proportional to 1,156,909.28, 1,595,413.20 and 902,167.52 is: 1,244,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,909.28 : 1,595,413.20 = 902,167.52 : x
  2. Step 2: Convert to fraction form
    1,156,909.28/1,595,413.20 = 902,167.52/x
  3. Step 3: Cross multiply
    1,156,909.28x = 1,595,413.20 × 902,167.52
  4. Step 4: Simplify right side
    1,156,909.28x = 1,439,329,970,019.26
  5. Step 5: Solve for x
    x = 1,439,329,970,019.26/1,156,909.28
  6. Step 6: Final answer
    x = 1,244,116.54

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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.