Home / 4,377,998.40-6,566,997.60-2,689,627.20

Finding the Fourth Proportional to 4,377,998.40, 6,566,997.60 and 2,689,627.20

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Solution

The fourth proportional to 4,377,998.40, 6,566,997.60 and 2,689,627.20 is: 4,034,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377,998.40 : 6,566,997.60 = 2,689,627.20 : x
  2. Step 2: Convert to fraction form
    4,377,998.40/6,566,997.60 = 2,689,627.20/x
  3. Step 3: Cross multiply
    4,377,998.40x = 6,566,997.60 × 2,689,627.20
  4. Step 4: Simplify right side
    4,377,998.40x = 17,662,775,367,294.72
  5. Step 5: Solve for x
    x = 17,662,775,367,294.72/4,377,998.40
  6. Step 6: Final answer
    x = 4,034,440.80

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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.