Home / 4,162,856.31-6,245,175.77-1,245,178.33

Finding the Fourth Proportional to 4,162,856.31, 6,245,175.77 and 1,245,178.33

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Solution

The fourth proportional to 4,162,856.31, 6,245,175.77 and 1,245,178.33 is: 1,868,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162,856.31 : 6,245,175.77 = 1,245,178.33 : x
  2. Step 2: Convert to fraction form
    4,162,856.31/6,245,175.77 = 1,245,178.33/x
  3. Step 3: Cross multiply
    4,162,856.31x = 6,245,175.77 × 1,245,178.33
  4. Step 4: Simplify right side
    4,162,856.31x = 7,776,357,514,006.23
  5. Step 5: Solve for x
    x = 7,776,357,514,006.23/4,162,856.31
  6. Step 6: Final answer
    x = 1,868,034.09

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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.