Home / 4,752,704.70-7,129,057.05-1,557,060.30

Finding the Fourth Proportional to 4,752,704.70, 7,129,057.05 and 1,557,060.30

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Solution

The fourth proportional to 4,752,704.70, 7,129,057.05 and 1,557,060.30 is: 2,335,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,704.70 : 7,129,057.05 = 1,557,060.30 : x
  2. Step 2: Convert to fraction form
    4,752,704.70/7,129,057.05 = 1,557,060.30/x
  3. Step 3: Cross multiply
    4,752,704.70x = 7,129,057.05 × 1,557,060.30
  4. Step 4: Simplify right side
    4,752,704.70x = 11,100,371,708,990.12
  5. Step 5: Solve for x
    x = 11,100,371,708,990.12/4,752,704.70
  6. Step 6: Final answer
    x = 2,335,590.45

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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.