Home / 3,116,429.92-4,674,644.88-752,525.92

Finding the Fourth Proportional to 3,116,429.92, 4,674,644.88 and 752,525.92

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Solution

The fourth proportional to 3,116,429.92, 4,674,644.88 and 752,525.92 is: 1,128,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,429.92 : 4,674,644.88 = 752,525.92 : x
  2. Step 2: Convert to fraction form
    3,116,429.92/4,674,644.88 = 752,525.92/x
  3. Step 3: Cross multiply
    3,116,429.92x = 4,674,644.88 × 752,525.92
  4. Step 4: Simplify right side
    3,116,429.92x = 3,517,791,438,995.29
  5. Step 5: Solve for x
    x = 3,517,791,438,995.29/3,116,429.92
  6. Step 6: Final answer
    x = 1,128,788.88

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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.