Home / 756,044.70-1,134,067.05-679,062.30

Finding the Fourth Proportional to 756,044.70, 1,134,067.05 and 679,062.30

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Solution

The fourth proportional to 756,044.70, 1,134,067.05 and 679,062.30 is: 1,018,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,044.70 : 1,134,067.05 = 679,062.30 : x
  2. Step 2: Convert to fraction form
    756,044.70/1,134,067.05 = 679,062.30/x
  3. Step 3: Cross multiply
    756,044.70x = 1,134,067.05 × 679,062.30
  4. Step 4: Simplify right side
    756,044.70x = 770,102,179,327.22
  5. Step 5: Solve for x
    x = 770,102,179,327.22/756,044.70
  6. Step 6: Final answer
    x = 1,018,593.45

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Double scale
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Similar ratio
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1.5x scale

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.