Home / 3,656,642.78-5,047,006.85-2,432,999.88

Finding the Fourth Proportional to 3,656,642.78, 5,047,006.85 and 2,432,999.88

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Solution

The fourth proportional to 3,656,642.78, 5,047,006.85 and 2,432,999.88 is: 3,358,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656,642.78 : 5,047,006.85 = 2,432,999.88 : x
  2. Step 2: Convert to fraction form
    3,656,642.78/5,047,006.85 = 2,432,999.88/x
  3. Step 3: Cross multiply
    3,656,642.78x = 5,047,006.85 × 2,432,999.88
  4. Step 4: Simplify right side
    3,656,642.78x = 12,279,367,060,409.18
  5. Step 5: Solve for x
    x = 12,279,367,060,409.18/3,656,642.78
  6. Step 6: Final answer
    x = 3,358,098.62

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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.