Home / 1,027,296.40-1,542,694.20-729,864.40

Finding the Fourth Proportional to 1,027,296.40, 1,542,694.20 and 729,864.40

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Solution

The fourth proportional to 1,027,296.40, 1,542,694.20 and 729,864.40 is: 1,096,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,296.40 : 1,542,694.20 = 729,864.40 : x
  2. Step 2: Convert to fraction form
    1,027,296.40/1,542,694.20 = 729,864.40/x
  3. Step 3: Cross multiply
    1,027,296.40x = 1,542,694.20 × 729,864.40
  4. Step 4: Simplify right side
    1,027,296.40x = 1,125,957,576,666.48
  5. Step 5: Solve for x
    x = 1,125,957,576,666.48/1,027,296.40
  6. Step 6: Final answer
    x = 1,096,039.64

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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.