Home / 2,187,500.40-3,281,250.60-1,337,194.80

Finding the Fourth Proportional to 2,187,500.40, 3,281,250.60 and 1,337,194.80

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Solution

The fourth proportional to 2,187,500.40, 3,281,250.60 and 1,337,194.80 is: 2,005,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,500.40 : 3,281,250.60 = 1,337,194.80 : x
  2. Step 2: Convert to fraction form
    2,187,500.40/3,281,250.60 = 1,337,194.80/x
  3. Step 3: Cross multiply
    2,187,500.40x = 3,281,250.60 × 1,337,194.80
  4. Step 4: Simplify right side
    2,187,500.40x = 4,387,671,239,816.88
  5. Step 5: Solve for x
    x = 4,387,671,239,816.88/2,187,500.40
  6. Step 6: Final answer
    x = 2,005,792.20

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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.