Home / 3,140,724.13-4,711,413.74-866,248.92

Finding the Fourth Proportional to 3,140,724.13, 4,711,413.74 and 866,248.92

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Solution

The fourth proportional to 3,140,724.13, 4,711,413.74 and 866,248.92 is: 1,299,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,724.13 : 4,711,413.74 = 866,248.92 : x
  2. Step 2: Convert to fraction form
    3,140,724.13/4,711,413.74 = 866,248.92/x
  3. Step 3: Cross multiply
    3,140,724.13x = 4,711,413.74 × 866,248.92
  4. Step 4: Simplify right side
    3,140,724.13x = 4,081,257,063,948.16
  5. Step 5: Solve for x
    x = 4,081,257,063,948.16/3,140,724.13
  6. Step 6: Final answer
    x = 1,299,463.72

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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.