Home / 1,625,286.60-2,435,687.82-1,225,487.97

Finding the Fourth Proportional to 1,625,286.60, 2,435,687.82 and 1,225,487.97

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Solution

The fourth proportional to 1,625,286.60, 2,435,687.82 and 1,225,487.97 is: 1,836,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,286.60 : 2,435,687.82 = 1,225,487.97 : x
  2. Step 2: Convert to fraction form
    1,625,286.60/2,435,687.82 = 1,225,487.97/x
  3. Step 3: Cross multiply
    1,625,286.60x = 2,435,687.82 × 1,225,487.97
  4. Step 4: Simplify right side
    1,625,286.60x = 2,984,906,122,085.53
  5. Step 5: Solve for x
    x = 2,984,906,122,085.53/1,625,286.60
  6. Step 6: Final answer
    x = 1,836,541.40

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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.