Home / 5,264,847.64-7,897,753.40-1,478,305

Finding the Fourth Proportional to 5,264,847.64, 7,897,753.40 and 1,478,305

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Solution

The fourth proportional to 5,264,847.64, 7,897,753.40 and 1,478,305 is: 2,217,592.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264,847.64 : 7,897,753.40 = 1,478,305 : x
  2. Step 2: Convert to fraction form
    5,264,847.64/7,897,753.40 = 1,478,305/x
  3. Step 3: Cross multiply
    5,264,847.64x = 7,897,753.40 × 1,478,305
  4. Step 4: Simplify right side
    5,264,847.64x = 11,675,288,339,987
  5. Step 5: Solve for x
    x = 11,675,288,339,987/5,264,847.64
  6. Step 6: Final answer
    x = 2,217,592.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.