Home / 1,180,442.80-1,770,664.20-732,545.20

Finding the Fourth Proportional to 1,180,442.80, 1,770,664.20 and 732,545.20

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Solution

The fourth proportional to 1,180,442.80, 1,770,664.20 and 732,545.20 is: 1,098,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,442.80 : 1,770,664.20 = 732,545.20 : x
  2. Step 2: Convert to fraction form
    1,180,442.80/1,770,664.20 = 732,545.20/x
  3. Step 3: Cross multiply
    1,180,442.80x = 1,770,664.20 × 732,545.20
  4. Step 4: Simplify right side
    1,180,442.80x = 1,297,091,560,521.84
  5. Step 5: Solve for x
    x = 1,297,091,560,521.84/1,180,442.80
  6. Step 6: Final answer
    x = 1,098,817.80

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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.