Home / 1,625,872.78-2,438,292.21-1,519,732

Finding the Fourth Proportional to 1,625,872.78, 2,438,292.21 and 1,519,732

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Solution

The fourth proportional to 1,625,872.78, 2,438,292.21 and 1,519,732 is: 2,279,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,872.78 : 2,438,292.21 = 1,519,732 : x
  2. Step 2: Convert to fraction form
    1,625,872.78/2,438,292.21 = 1,519,732/x
  3. Step 3: Cross multiply
    1,625,872.78x = 2,438,292.21 × 1,519,732
  4. Step 4: Simplify right side
    1,625,872.78x = 3,705,550,696,887.72
  5. Step 5: Solve for x
    x = 3,705,550,696,887.72/1,625,872.78
  6. Step 6: Final answer
    x = 2,279,114.79

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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.