Home / 1,234,579.52-1,852,046.72-381,717.65

Finding the Fourth Proportional to 1,234,579.52, 1,852,046.72 and 381,717.65

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Solution

The fourth proportional to 1,234,579.52, 1,852,046.72 and 381,717.65 is: 572,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,579.52 : 1,852,046.72 = 381,717.65 : x
  2. Step 2: Convert to fraction form
    1,234,579.52/1,852,046.72 = 381,717.65/x
  3. Step 3: Cross multiply
    1,234,579.52x = 1,852,046.72 × 381,717.65
  4. Step 4: Simplify right side
    1,234,579.52x = 706,958,921,648.61
  5. Step 5: Solve for x
    x = 706,958,921,648.61/1,234,579.52
  6. Step 6: Final answer
    x = 572,631.34

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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.