Home / 3,897,008.76-5,377,787.96-2,154,611.18

Finding the Fourth Proportional to 3,897,008.76, 5,377,787.96 and 2,154,611.18

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Solution

The fourth proportional to 3,897,008.76, 5,377,787.96 and 2,154,611.18 is: 2,973,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,008.76 : 5,377,787.96 = 2,154,611.18 : x
  2. Step 2: Convert to fraction form
    3,897,008.76/5,377,787.96 = 2,154,611.18/x
  3. Step 3: Cross multiply
    3,897,008.76x = 5,377,787.96 × 2,154,611.18
  4. Step 4: Simplify right side
    3,897,008.76x = 11,587,042,062,285.39
  5. Step 5: Solve for x
    x = 11,587,042,062,285.39/3,897,008.76
  6. Step 6: Final answer
    x = 2,973,316.91

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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.