Home / 1,399,602.20-2,098,884.90-453,003.80

Finding the Fourth Proportional to 1,399,602.20, 2,098,884.90 and 453,003.80

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Solution

The fourth proportional to 1,399,602.20, 2,098,884.90 and 453,003.80 is: 679,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,602.20 : 2,098,884.90 = 453,003.80 : x
  2. Step 2: Convert to fraction form
    1,399,602.20/2,098,884.90 = 453,003.80/x
  3. Step 3: Cross multiply
    1,399,602.20x = 2,098,884.90 × 453,003.80
  4. Step 4: Simplify right side
    1,399,602.20x = 950,802,835,462.62
  5. Step 5: Solve for x
    x = 950,802,835,462.62/1,399,602.20
  6. Step 6: Final answer
    x = 679,337.91

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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.