Home / 2,934,331.34-4,402,764.10-1,587,442.78

Finding the Fourth Proportional to 2,934,331.34, 4,402,764.10 and 1,587,442.78

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Solution

The fourth proportional to 2,934,331.34, 4,402,764.10 and 1,587,442.78 is: 2,381,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,331.34 : 4,402,764.10 = 1,587,442.78 : x
  2. Step 2: Convert to fraction form
    2,934,331.34/4,402,764.10 = 1,587,442.78/x
  3. Step 3: Cross multiply
    2,934,331.34x = 4,402,764.10 × 1,587,442.78
  4. Step 4: Simplify right side
    2,934,331.34x = 6,989,136,082,588.20
  5. Step 5: Solve for x
    x = 6,989,136,082,588.20/2,934,331.34
  6. Step 6: Final answer
    x = 2,381,849.65

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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.