Home / 1,518,986.20-2,279,354.10-573,035.80

Finding the Fourth Proportional to 1,518,986.20, 2,279,354.10 and 573,035.80

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Solution

The fourth proportional to 1,518,986.20, 2,279,354.10 and 573,035.80 is: 859,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,986.20 : 2,279,354.10 = 573,035.80 : x
  2. Step 2: Convert to fraction form
    1,518,986.20/2,279,354.10 = 573,035.80/x
  3. Step 3: Cross multiply
    1,518,986.20x = 2,279,354.10 × 573,035.80
  4. Step 4: Simplify right side
    1,518,986.20x = 1,306,151,500,176.78
  5. Step 5: Solve for x
    x = 1,306,151,500,176.78/1,518,986.20
  6. Step 6: Final answer
    x = 859,883.72

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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.