Home / 1,136,729.40-1,702,847.70-576,166.20

Finding the Fourth Proportional to 1,136,729.40, 1,702,847.70 and 576,166.20

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Solution

The fourth proportional to 1,136,729.40, 1,702,847.70 and 576,166.20 is: 863,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,729.40 : 1,702,847.70 = 576,166.20 : x
  2. Step 2: Convert to fraction form
    1,136,729.40/1,702,847.70 = 576,166.20/x
  3. Step 3: Cross multiply
    1,136,729.40x = 1,702,847.70 × 576,166.20
  4. Step 4: Simplify right side
    1,136,729.40x = 981,123,288,487.74
  5. Step 5: Solve for x
    x = 981,123,288,487.74/1,136,729.40
  6. Step 6: Final answer
    x = 863,110.68

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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.