Home / 1,195,081.80-1,646,944.50-854,959.56

Finding the Fourth Proportional to 1,195,081.80, 1,646,944.50 and 854,959.56

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Solution

The fourth proportional to 1,195,081.80, 1,646,944.50 and 854,959.56 is: 1,178,221.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,081.80 : 1,646,944.50 = 854,959.56 : x
  2. Step 2: Convert to fraction form
    1,195,081.80/1,646,944.50 = 854,959.56/x
  3. Step 3: Cross multiply
    1,195,081.80x = 1,646,944.50 × 854,959.56
  4. Step 4: Simplify right side
    1,195,081.80x = 1,408,070,945,064.42
  5. Step 5: Solve for x
    x = 1,408,070,945,064.42/1,195,081.80
  6. Step 6: Final answer
    x = 1,178,221.39

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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.