Home / 1,253,543-1,881,061.68-454,886.87

Finding the Fourth Proportional to 1,253,543, 1,881,061.68 and 454,886.87

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Solution

The fourth proportional to 1,253,543, 1,881,061.68 and 454,886.87 is: 682,601.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,543 : 1,881,061.68 = 454,886.87 : x
  2. Step 2: Convert to fraction form
    1,253,543/1,881,061.68 = 454,886.87/x
  3. Step 3: Cross multiply
    1,253,543x = 1,881,061.68 × 454,886.87
  4. Step 4: Simplify right side
    1,253,543x = 855,670,259,892.14
  5. Step 5: Solve for x
    x = 855,670,259,892.14/1,253,543
  6. Step 6: Final answer
    x = 682,601.44

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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.