Home / 5,022,781.60-6,931,356.96-2,731,000

Finding the Fourth Proportional to 5,022,781.60, 6,931,356.96 and 2,731,000

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Solution

The fourth proportional to 5,022,781.60, 6,931,356.96 and 2,731,000 is: 3,768,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022,781.60 : 6,931,356.96 = 2,731,000 : x
  2. Step 2: Convert to fraction form
    5,022,781.60/6,931,356.96 = 2,731,000/x
  3. Step 3: Cross multiply
    5,022,781.60x = 6,931,356.96 × 2,731,000
  4. Step 4: Simplify right side
    5,022,781.60x = 18,929,535,857,760
  5. Step 5: Solve for x
    x = 18,929,535,857,760/5,022,781.60
  6. Step 6: Final answer
    x = 3,768,735.61

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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.