Home / 1,346,658.45-2,019,987.68-548,512.80

Finding the Fourth Proportional to 1,346,658.45, 2,019,987.68 and 548,512.80

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Solution

The fourth proportional to 1,346,658.45, 2,019,987.68 and 548,512.80 is: 822,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,658.45 : 2,019,987.68 = 548,512.80 : x
  2. Step 2: Convert to fraction form
    1,346,658.45/2,019,987.68 = 548,512.80/x
  3. Step 3: Cross multiply
    1,346,658.45x = 2,019,987.68 × 548,512.80
  4. Step 4: Simplify right side
    1,346,658.45x = 1,107,989,098,322.30
  5. Step 5: Solve for x
    x = 1,107,989,098,322.30/1,346,658.45
  6. Step 6: Final answer
    x = 822,769.20

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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.