Home / 3,656,043.92-5,045,897.76-2,279,612

Finding the Fourth Proportional to 3,656,043.92, 5,045,897.76 and 2,279,612

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Solution

The fourth proportional to 3,656,043.92, 5,045,897.76 and 2,279,612 is: 3,146,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656,043.92 : 5,045,897.76 = 2,279,612 : x
  2. Step 2: Convert to fraction form
    3,656,043.92/5,045,897.76 = 2,279,612/x
  3. Step 3: Cross multiply
    3,656,043.92x = 5,045,897.76 × 2,279,612
  4. Step 4: Simplify right side
    3,656,043.92x = 11,502,689,084,469.12
  5. Step 5: Solve for x
    x = 11,502,689,084,469.12/3,656,043.92
  6. Step 6: Final answer
    x = 3,146,211.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.