Home / 1,761,937.60-2,642,647.20-499,892.80

Finding the Fourth Proportional to 1,761,937.60, 2,642,647.20 and 499,892.80

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Solution

The fourth proportional to 1,761,937.60, 2,642,647.20 and 499,892.80 is: 749,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,937.60 : 2,642,647.20 = 499,892.80 : x
  2. Step 2: Convert to fraction form
    1,761,937.60/2,642,647.20 = 499,892.80/x
  3. Step 3: Cross multiply
    1,761,937.60x = 2,642,647.20 × 499,892.80
  4. Step 4: Simplify right side
    1,761,937.60x = 1,321,040,308,220.16
  5. Step 5: Solve for x
    x = 1,321,040,308,220.16/1,761,937.60
  6. Step 6: Final answer
    x = 749,765.66

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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.