Home / 4,001,177.90-5,521,625.08-2,165,635.89

Finding the Fourth Proportional to 4,001,177.90, 5,521,625.08 and 2,165,635.89

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Solution

The fourth proportional to 4,001,177.90, 5,521,625.08 and 2,165,635.89 is: 2,988,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,177.90 : 5,521,625.08 = 2,165,635.89 : x
  2. Step 2: Convert to fraction form
    4,001,177.90/5,521,625.08 = 2,165,635.89/x
  3. Step 3: Cross multiply
    4,001,177.90x = 5,521,625.08 × 2,165,635.89
  4. Step 4: Simplify right side
    4,001,177.90x = 11,957,829,438,958.03
  5. Step 5: Solve for x
    x = 11,957,829,438,958.03/4,001,177.90
  6. Step 6: Final answer
    x = 2,988,577.30

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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.