Home / 1,206,538.20-1,808,252.10-732,720.60

Finding the Fourth Proportional to 1,206,538.20, 1,808,252.10 and 732,720.60

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Solution

The fourth proportional to 1,206,538.20, 1,808,252.10 and 732,720.60 is: 1,098,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,538.20 : 1,808,252.10 = 732,720.60 : x
  2. Step 2: Convert to fraction form
    1,206,538.20/1,808,252.10 = 732,720.60/x
  3. Step 3: Cross multiply
    1,206,538.20x = 1,808,252.10 × 732,720.60
  4. Step 4: Simplify right side
    1,206,538.20x = 1,324,943,563,663.26
  5. Step 5: Solve for x
    x = 1,324,943,563,663.26/1,206,538.20
  6. Step 6: Final answer
    x = 1,098,136.44

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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.