Home / 1,126,046.25-1,553,974.02-635,976.45

Finding the Fourth Proportional to 1,126,046.25, 1,553,974.02 and 635,976.45

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Solution

The fourth proportional to 1,126,046.25, 1,553,974.02 and 635,976.45 is: 877,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,046.25 : 1,553,974.02 = 635,976.45 : x
  2. Step 2: Convert to fraction form
    1,126,046.25/1,553,974.02 = 635,976.45/x
  3. Step 3: Cross multiply
    1,126,046.25x = 1,553,974.02 × 635,976.45
  4. Step 4: Simplify right side
    1,126,046.25x = 988,290,880,631.83
  5. Step 5: Solve for x
    x = 988,290,880,631.83/1,126,046.25
  6. Step 6: Final answer
    x = 877,664.55

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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.