Home / 1,417,191.64-2,127,016.02-743,748.76

Finding the Fourth Proportional to 1,417,191.64, 2,127,016.02 and 743,748.76

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Solution

The fourth proportional to 1,417,191.64, 2,127,016.02 and 743,748.76 is: 1,116,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,191.64 : 2,127,016.02 = 743,748.76 : x
  2. Step 2: Convert to fraction form
    1,417,191.64/2,127,016.02 = 743,748.76/x
  3. Step 3: Cross multiply
    1,417,191.64x = 2,127,016.02 × 743,748.76
  4. Step 4: Simplify right side
    1,417,191.64x = 1,581,965,527,375.14
  5. Step 5: Solve for x
    x = 1,581,965,527,375.14/1,417,191.64
  6. Step 6: Final answer
    x = 1,116,267.89

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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.