Home / 1,001,325.28-1,381,831.92-542,444.56

Finding the Fourth Proportional to 1,001,325.28, 1,381,831.92 and 542,444.56

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Solution

The fourth proportional to 1,001,325.28, 1,381,831.92 and 542,444.56 is: 748,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,325.28 : 1,381,831.92 = 542,444.56 : x
  2. Step 2: Convert to fraction form
    1,001,325.28/1,381,831.92 = 542,444.56/x
  3. Step 3: Cross multiply
    1,001,325.28x = 1,381,831.92 × 542,444.56
  4. Step 4: Simplify right side
    1,001,325.28x = 749,567,207,838.36
  5. Step 5: Solve for x
    x = 749,567,207,838.36/1,001,325.28
  6. Step 6: Final answer
    x = 748,575.14

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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.