Home / 3,974,139.70-5,484,445.11-2,232,115.60

Finding the Fourth Proportional to 3,974,139.70, 5,484,445.11 and 2,232,115.60

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Solution

The fourth proportional to 3,974,139.70, 5,484,445.11 and 2,232,115.60 is: 3,080,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,139.70 : 5,484,445.11 = 2,232,115.60 : x
  2. Step 2: Convert to fraction form
    3,974,139.70/5,484,445.11 = 2,232,115.60/x
  3. Step 3: Cross multiply
    3,974,139.70x = 5,484,445.11 × 2,232,115.60
  4. Step 4: Simplify right side
    3,974,139.70x = 12,241,915,487,374.72
  5. Step 5: Solve for x
    x = 12,241,915,487,374.72/3,974,139.70
  6. Step 6: Final answer
    x = 3,080,393.85

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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.