Home / 1,336,951.56-2,005,617.94-438,463.61

Finding the Fourth Proportional to 1,336,951.56, 2,005,617.94 and 438,463.61

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Solution

The fourth proportional to 1,336,951.56, 2,005,617.94 and 438,463.61 is: 657,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,951.56 : 2,005,617.94 = 438,463.61 : x
  2. Step 2: Convert to fraction form
    1,336,951.56/2,005,617.94 = 438,463.61/x
  3. Step 3: Cross multiply
    1,336,951.56x = 2,005,617.94 × 438,463.61
  4. Step 4: Simplify right side
    1,336,951.56x = 879,390,486,171.05
  5. Step 5: Solve for x
    x = 879,390,486,171.05/1,336,951.56
  6. Step 6: Final answer
    x = 657,757.93

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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.