Home / 3,320,748.80-4,981,123.20-3,021,567.20

Finding the Fourth Proportional to 3,320,748.80, 4,981,123.20 and 3,021,567.20

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Solution

The fourth proportional to 3,320,748.80, 4,981,123.20 and 3,021,567.20 is: 4,532,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,748.80 : 4,981,123.20 = 3,021,567.20 : x
  2. Step 2: Convert to fraction form
    3,320,748.80/4,981,123.20 = 3,021,567.20/x
  3. Step 3: Cross multiply
    3,320,748.80x = 4,981,123.20 × 3,021,567.20
  4. Step 4: Simplify right side
    3,320,748.80x = 15,050,798,480,279.04
  5. Step 5: Solve for x
    x = 15,050,798,480,279.04/3,320,748.80
  6. Step 6: Final answer
    x = 4,532,350.80

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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.