Home / 1,132,215.76-1,562,470.11-615,972.56

Finding the Fourth Proportional to 1,132,215.76, 1,562,470.11 and 615,972.56

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Solution

The fourth proportional to 1,132,215.76, 1,562,470.11 and 615,972.56 is: 850,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,215.76 : 1,562,470.11 = 615,972.56 : x
  2. Step 2: Convert to fraction form
    1,132,215.76/1,562,470.11 = 615,972.56/x
  3. Step 3: Cross multiply
    1,132,215.76x = 1,562,470.11 × 615,972.56
  4. Step 4: Simplify right side
    1,132,215.76x = 962,438,710,500.32
  5. Step 5: Solve for x
    x = 962,438,710,500.32/1,132,215.76
  6. Step 6: Final answer
    x = 850,048.86

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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.