Home / 1,011,896.70-1,518,872.13-506,819.58

Finding the Fourth Proportional to 1,011,896.70, 1,518,872.13 and 506,819.58

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Solution

The fourth proportional to 1,011,896.70, 1,518,872.13 and 506,819.58 is: 760,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,896.70 : 1,518,872.13 = 506,819.58 : x
  2. Step 2: Convert to fraction form
    1,011,896.70/1,518,872.13 = 506,819.58/x
  3. Step 3: Cross multiply
    1,011,896.70x = 1,518,872.13 × 506,819.58
  4. Step 4: Simplify right side
    1,011,896.70x = 769,794,135,000.31
  5. Step 5: Solve for x
    x = 769,794,135,000.31/1,011,896.70
  6. Step 6: Final answer
    x = 760,743.79

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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.