Home / 1,109,644.62-1,531,390.41-626,251.92

Finding the Fourth Proportional to 1,109,644.62, 1,531,390.41 and 626,251.92

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Solution

The fourth proportional to 1,109,644.62, 1,531,390.41 and 626,251.92 is: 864,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,644.62 : 1,531,390.41 = 626,251.92 : x
  2. Step 2: Convert to fraction form
    1,109,644.62/1,531,390.41 = 626,251.92/x
  3. Step 3: Cross multiply
    1,109,644.62x = 1,531,390.41 × 626,251.92
  4. Step 4: Simplify right side
    1,109,644.62x = 959,036,184,532.09
  5. Step 5: Solve for x
    x = 959,036,184,532.09/1,109,644.62
  6. Step 6: Final answer
    x = 864,273.27

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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.