Home / 942,562.20-1,413,843.30-729,985.80

Finding the Fourth Proportional to 942,562.20, 1,413,843.30 and 729,985.80

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Solution

The fourth proportional to 942,562.20, 1,413,843.30 and 729,985.80 is: 1,094,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,562.20 : 1,413,843.30 = 729,985.80 : x
  2. Step 2: Convert to fraction form
    942,562.20/1,413,843.30 = 729,985.80/x
  3. Step 3: Cross multiply
    942,562.20x = 1,413,843.30 × 729,985.80
  4. Step 4: Simplify right side
    942,562.20x = 1,032,085,532,425.14
  5. Step 5: Solve for x
    x = 1,032,085,532,425.14/942,562.20
  6. Step 6: Final answer
    x = 1,094,978.70

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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.