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Finding the Fourth Proportional to 5,660,565.84, 8,489,978.46 and 3,103,047.90

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Solution

The fourth proportional to 5,660,565.84, 8,489,978.46 and 3,103,047.90 is: 4,654,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660,565.84 : 8,489,978.46 = 3,103,047.90 : x
  2. Step 2: Convert to fraction form
    5,660,565.84/8,489,978.46 = 3,103,047.90/x
  3. Step 3: Cross multiply
    5,660,565.84x = 8,489,978.46 × 3,103,047.90
  4. Step 4: Simplify right side
    5,660,565.84x = 26,344,809,831,348.23
  5. Step 5: Solve for x
    x = 26,344,809,831,348.23/5,660,565.84
  6. Step 6: Final answer
    x = 4,654,094.76

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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.