Home / 1,221,764.96-1,832,221.92-501,901.76

Finding the Fourth Proportional to 1,221,764.96, 1,832,221.92 and 501,901.76

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Solution

The fourth proportional to 1,221,764.96, 1,832,221.92 and 501,901.76 is: 752,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,764.96 : 1,832,221.92 = 501,901.76 : x
  2. Step 2: Convert to fraction form
    1,221,764.96/1,832,221.92 = 501,901.76/x
  3. Step 3: Cross multiply
    1,221,764.96x = 1,832,221.92 × 501,901.76
  4. Step 4: Simplify right side
    1,221,764.96x = 919,595,406,358.58
  5. Step 5: Solve for x
    x = 919,595,406,358.58/1,221,764.96
  6. Step 6: Final answer
    x = 752,677.84

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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.