Home / 1,079,052.08-1,617,982.97-439,191.56

Finding the Fourth Proportional to 1,079,052.08, 1,617,982.97 and 439,191.56

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Solution

The fourth proportional to 1,079,052.08, 1,617,982.97 and 439,191.56 is: 658,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,052.08 : 1,617,982.97 = 439,191.56 : x
  2. Step 2: Convert to fraction form
    1,079,052.08/1,617,982.97 = 439,191.56/x
  3. Step 3: Cross multiply
    1,079,052.08x = 1,617,982.97 × 439,191.56
  4. Step 4: Simplify right side
    1,079,052.08x = 710,604,466,496.73
  5. Step 5: Solve for x
    x = 710,604,466,496.73/1,079,052.08
  6. Step 6: Final answer
    x = 658,545.11

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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.