Home / 1,072,892.45-1,609,339.42-274,174.74

Finding the Fourth Proportional to 1,072,892.45, 1,609,339.42 and 274,174.74

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Solution

The fourth proportional to 1,072,892.45, 1,609,339.42 and 274,174.74 is: 411,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,892.45 : 1,609,339.42 = 274,174.74 : x
  2. Step 2: Convert to fraction form
    1,072,892.45/1,609,339.42 = 274,174.74/x
  3. Step 3: Cross multiply
    1,072,892.45x = 1,609,339.42 × 274,174.74
  4. Step 4: Simplify right side
    1,072,892.45x = 441,240,217,392.97
  5. Step 5: Solve for x
    x = 441,240,217,392.97/1,072,892.45
  6. Step 6: Final answer
    x = 411,262.30

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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.