Home / 4,887,744.60-7,335,116.10-2,755,565.40

Finding the Fourth Proportional to 4,887,744.60, 7,335,116.10 and 2,755,565.40

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Solution

The fourth proportional to 4,887,744.60, 7,335,116.10 and 2,755,565.40 is: 4,135,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,744.60 : 7,335,116.10 = 2,755,565.40 : x
  2. Step 2: Convert to fraction form
    4,887,744.60/7,335,116.10 = 2,755,565.40/x
  3. Step 3: Cross multiply
    4,887,744.60x = 7,335,116.10 × 2,755,565.40
  4. Step 4: Simplify right side
    4,887,744.60x = 20,212,392,130,142.94
  5. Step 5: Solve for x
    x = 20,212,392,130,142.94/4,887,744.60
  6. Step 6: Final answer
    x = 4,135,320.85

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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.