Home / 1,087,892.68-1,631,837.22-289,174.22

Finding the Fourth Proportional to 1,087,892.68, 1,631,837.22 and 289,174.22

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Solution

The fourth proportional to 1,087,892.68, 1,631,837.22 and 289,174.22 is: 433,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,892.68 : 1,631,837.22 = 289,174.22 : x
  2. Step 2: Convert to fraction form
    1,087,892.68/1,631,837.22 = 289,174.22/x
  3. Step 3: Cross multiply
    1,087,892.68x = 1,631,837.22 × 289,174.22
  4. Step 4: Simplify right side
    1,087,892.68x = 471,885,255,260.47
  5. Step 5: Solve for x
    x = 471,885,255,260.47/1,087,892.68
  6. Step 6: Final answer
    x = 433,760.85

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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.