Home / 3,902,136.30-5,853,204.45-1,657,982.70

Finding the Fourth Proportional to 3,902,136.30, 5,853,204.45 and 1,657,982.70

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Solution

The fourth proportional to 3,902,136.30, 5,853,204.45 and 1,657,982.70 is: 2,486,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,136.30 : 5,853,204.45 = 1,657,982.70 : x
  2. Step 2: Convert to fraction form
    3,902,136.30/5,853,204.45 = 1,657,982.70/x
  3. Step 3: Cross multiply
    3,902,136.30x = 5,853,204.45 × 1,657,982.70
  4. Step 4: Simplify right side
    3,902,136.30x = 9,704,511,717,663.02
  5. Step 5: Solve for x
    x = 9,704,511,717,663.02/3,902,136.30
  6. Step 6: Final answer
    x = 2,486,974.05

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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.