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Finding the Fourth Proportional to 732,829.20, 1,099,243.80 and 732,829.20

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Solution

The fourth proportional to 732,829.20, 1,099,243.80 and 732,829.20 is: 1,099,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,829.20 : 1,099,243.80 = 732,829.20 : x
  2. Step 2: Convert to fraction form
    732,829.20/1,099,243.80 = 732,829.20/x
  3. Step 3: Cross multiply
    732,829.20x = 1,099,243.80 × 732,829.20
  4. Step 4: Simplify right side
    732,829.20x = 805,557,954,558.96
  5. Step 5: Solve for x
    x = 805,557,954,558.96/732,829.20
  6. Step 6: Final answer
    x = 1,099,243.80

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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.