Home / 1,192,787.03-1,646,008.56-648,908.96

Finding the Fourth Proportional to 1,192,787.03, 1,646,008.56 and 648,908.96

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Solution

The fourth proportional to 1,192,787.03, 1,646,008.56 and 648,908.96 is: 895,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,787.03 : 1,646,008.56 = 648,908.96 : x
  2. Step 2: Convert to fraction form
    1,192,787.03/1,646,008.56 = 648,908.96/x
  3. Step 3: Cross multiply
    1,192,787.03x = 1,646,008.56 × 648,908.96
  4. Step 4: Simplify right side
    1,192,787.03x = 1,068,109,694,590.65
  5. Step 5: Solve for x
    x = 1,068,109,694,590.65/1,192,787.03
  6. Step 6: Final answer
    x = 895,473.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.