Home / 1,145,592.38-1,719,098.18-666,045.84

Finding the Fourth Proportional to 1,145,592.38, 1,719,098.18 and 666,045.84

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Solution

The fourth proportional to 1,145,592.38, 1,719,098.18 and 666,045.84 is: 999,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,592.38 : 1,719,098.18 = 666,045.84 : x
  2. Step 2: Convert to fraction form
    1,145,592.38/1,719,098.18 = 666,045.84/x
  3. Step 3: Cross multiply
    1,145,592.38x = 1,719,098.18 × 666,045.84
  4. Step 4: Simplify right side
    1,145,592.38x = 1,144,998,188,010.34
  5. Step 5: Solve for x
    x = 1,144,998,188,010.34/1,145,592.38
  6. Step 6: Final answer
    x = 999,481.33

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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.