Home / 1,206,560.20-1,808,285.10-732,742.60

Finding the Fourth Proportional to 1,206,560.20, 1,808,285.10 and 732,742.60

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Solution

The fourth proportional to 1,206,560.20, 1,808,285.10 and 732,742.60 is: 1,098,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,560.20 : 1,808,285.10 = 732,742.60 : x
  2. Step 2: Convert to fraction form
    1,206,560.20/1,808,285.10 = 732,742.60/x
  3. Step 3: Cross multiply
    1,206,560.20x = 1,808,285.10 × 732,742.60
  4. Step 4: Simplify right side
    1,206,560.20x = 1,325,007,525,715.26
  5. Step 5: Solve for x
    x = 1,325,007,525,715.26/1,206,560.20
  6. Step 6: Final answer
    x = 1,098,169.43

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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.