Home / 1,314,517.40-1,972,553.70-958,635.80

Finding the Fourth Proportional to 1,314,517.40, 1,972,553.70 and 958,635.80

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Solution

The fourth proportional to 1,314,517.40, 1,972,553.70 and 958,635.80 is: 1,438,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,517.40 : 1,972,553.70 = 958,635.80 : x
  2. Step 2: Convert to fraction form
    1,314,517.40/1,972,553.70 = 958,635.80/x
  3. Step 3: Cross multiply
    1,314,517.40x = 1,972,553.70 × 958,635.80
  4. Step 4: Simplify right side
    1,314,517.40x = 1,890,960,594,242.46
  5. Step 5: Solve for x
    x = 1,890,960,594,242.46/1,314,517.40
  6. Step 6: Final answer
    x = 1,438,520.78

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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.