Home / 1,373,195.90-2,059,793.85-426,559.10

Finding the Fourth Proportional to 1,373,195.90, 2,059,793.85 and 426,559.10

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Solution

The fourth proportional to 1,373,195.90, 2,059,793.85 and 426,559.10 is: 639,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,195.90 : 2,059,793.85 = 426,559.10 : x
  2. Step 2: Convert to fraction form
    1,373,195.90/2,059,793.85 = 426,559.10/x
  3. Step 3: Cross multiply
    1,373,195.90x = 2,059,793.85 × 426,559.10
  4. Step 4: Simplify right side
    1,373,195.90x = 878,623,810,841.54
  5. Step 5: Solve for x
    x = 878,623,810,841.54/1,373,195.90
  6. Step 6: Final answer
    x = 639,838.65

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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.