Home / 2,076,998.20-3,115,788.90-656,906.20

Finding the Fourth Proportional to 2,076,998.20, 3,115,788.90 and 656,906.20

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Solution

The fourth proportional to 2,076,998.20, 3,115,788.90 and 656,906.20 is: 985,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,998.20 : 3,115,788.90 = 656,906.20 : x
  2. Step 2: Convert to fraction form
    2,076,998.20/3,115,788.90 = 656,906.20/x
  3. Step 3: Cross multiply
    2,076,998.20x = 3,115,788.90 × 656,906.20
  4. Step 4: Simplify right side
    2,076,998.20x = 2,046,781,046,301.18
  5. Step 5: Solve for x
    x = 2,046,781,046,301.18/2,076,998.20
  6. Step 6: Final answer
    x = 985,451.53

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1.5x scale

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.