Home / 4,966,605-7,443,674.82-2,123,375.40

Finding the Fourth Proportional to 4,966,605, 7,443,674.82 and 2,123,375.40

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Solution

The fourth proportional to 4,966,605, 7,443,674.82 and 2,123,375.40 is: 3,182,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966,605 : 7,443,674.82 = 2,123,375.40 : x
  2. Step 2: Convert to fraction form
    4,966,605/7,443,674.82 = 2,123,375.40/x
  3. Step 3: Cross multiply
    4,966,605x = 7,443,674.82 × 2,123,375.40
  4. Step 4: Simplify right side
    4,966,605x = 15,805,715,998,387.43
  5. Step 5: Solve for x
    x = 15,805,715,998,387.43/4,966,605
  6. Step 6: Final answer
    x = 3,182,398.44

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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.