Home / 1,206,562.20-1,808,288.10-732,744.60

Finding the Fourth Proportional to 1,206,562.20, 1,808,288.10 and 732,744.60

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Solution

The fourth proportional to 1,206,562.20, 1,808,288.10 and 732,744.60 is: 1,098,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,562.20 : 1,808,288.10 = 732,744.60 : x
  2. Step 2: Convert to fraction form
    1,206,562.20/1,808,288.10 = 732,744.60/x
  3. Step 3: Cross multiply
    1,206,562.20x = 1,808,288.10 × 732,744.60
  4. Step 4: Simplify right side
    1,206,562.20x = 1,325,013,340,519.26
  5. Step 5: Solve for x
    x = 1,325,013,340,519.26/1,206,562.20
  6. Step 6: Final answer
    x = 1,098,172.43

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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.