Home / 5,432,647.17-8,143,905.42-1,835,898.87

Finding the Fourth Proportional to 5,432,647.17, 8,143,905.42 and 1,835,898.87

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Solution

The fourth proportional to 5,432,647.17, 8,143,905.42 and 1,835,898.87 is: 2,752,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,647.17 : 8,143,905.42 = 1,835,898.87 : x
  2. Step 2: Convert to fraction form
    5,432,647.17/8,143,905.42 = 1,835,898.87/x
  3. Step 3: Cross multiply
    5,432,647.17x = 8,143,905.42 × 1,835,898.87
  4. Step 4: Simplify right side
    5,432,647.17x = 14,951,386,757,964.88
  5. Step 5: Solve for x
    x = 14,951,386,757,964.88/5,432,647.17
  6. Step 6: Final answer
    x = 2,752,136.53

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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.