Home / 1,068,162.38-1,601,136.10-667,884.28

Finding the Fourth Proportional to 1,068,162.38, 1,601,136.10 and 667,884.28

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Solution

The fourth proportional to 1,068,162.38, 1,601,136.10 and 667,884.28 is: 1,001,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,162.38 : 1,601,136.10 = 667,884.28 : x
  2. Step 2: Convert to fraction form
    1,068,162.38/1,601,136.10 = 667,884.28/x
  3. Step 3: Cross multiply
    1,068,162.38x = 1,601,136.10 × 667,884.28
  4. Step 4: Simplify right side
    1,068,162.38x = 1,069,373,631,330.51
  5. Step 5: Solve for x
    x = 1,069,373,631,330.51/1,068,162.38
  6. Step 6: Final answer
    x = 1,001,133.96

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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.