Home / 1,102,778.40-1,654,167.60-541,696.80

Finding the Fourth Proportional to 1,102,778.40, 1,654,167.60 and 541,696.80

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Solution

The fourth proportional to 1,102,778.40, 1,654,167.60 and 541,696.80 is: 812,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,778.40 : 1,654,167.60 = 541,696.80 : x
  2. Step 2: Convert to fraction form
    1,102,778.40/1,654,167.60 = 541,696.80/x
  3. Step 3: Cross multiply
    1,102,778.40x = 1,654,167.60 × 541,696.80
  4. Step 4: Simplify right side
    1,102,778.40x = 896,057,295,583.68
  5. Step 5: Solve for x
    x = 896,057,295,583.68/1,102,778.40
  6. Step 6: Final answer
    x = 812,545.20

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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.