Home / 1,344,414.20-2,016,572.70-545,673.20

Finding the Fourth Proportional to 1,344,414.20, 2,016,572.70 and 545,673.20

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Solution

The fourth proportional to 1,344,414.20, 2,016,572.70 and 545,673.20 is: 818,490.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,414.20 : 2,016,572.70 = 545,673.20 : x
  2. Step 2: Convert to fraction form
    1,344,414.20/2,016,572.70 = 545,673.20/x
  3. Step 3: Cross multiply
    1,344,414.20x = 2,016,572.70 × 545,673.20
  4. Step 4: Simplify right side
    1,344,414.20x = 1,100,389,678,241.64
  5. Step 5: Solve for x
    x = 1,100,389,678,241.64/1,344,414.20
  6. Step 6: Final answer
    x = 818,490.07

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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.