Home / 1,304,618.05-1,800,385.95-731,645.92

Finding the Fourth Proportional to 1,304,618.05, 1,800,385.95 and 731,645.92

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Solution

The fourth proportional to 1,304,618.05, 1,800,385.95 and 731,645.92 is: 1,009,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,618.05 : 1,800,385.95 = 731,645.92 : x
  2. Step 2: Convert to fraction form
    1,304,618.05/1,800,385.95 = 731,645.92/x
  3. Step 3: Cross multiply
    1,304,618.05x = 1,800,385.95 × 731,645.92
  4. Step 4: Simplify right side
    1,304,618.05x = 1,317,245,034,742.82
  5. Step 5: Solve for x
    x = 1,317,245,034,742.82/1,304,618.05
  6. Step 6: Final answer
    x = 1,009,678.68

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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.