Home / 1,251,061.38-1,875,140.44-575,724.90

Finding the Fourth Proportional to 1,251,061.38, 1,875,140.44 and 575,724.90

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Solution

The fourth proportional to 1,251,061.38, 1,875,140.44 and 575,724.90 is: 862,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,061.38 : 1,875,140.44 = 575,724.90 : x
  2. Step 2: Convert to fraction form
    1,251,061.38/1,875,140.44 = 575,724.90/x
  3. Step 3: Cross multiply
    1,251,061.38x = 1,875,140.44 × 575,724.90
  4. Step 4: Simplify right side
    1,251,061.38x = 1,079,565,042,304.96
  5. Step 5: Solve for x
    x = 1,079,565,042,304.96/1,251,061.38
  6. Step 6: Final answer
    x = 862,919.33

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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.