Home / 3,210,216.09-4,815,333.24-814,062.34

Finding the Fourth Proportional to 3,210,216.09, 4,815,333.24 and 814,062.34

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Solution

The fourth proportional to 3,210,216.09, 4,815,333.24 and 814,062.34 is: 1,221,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,216.09 : 4,815,333.24 = 814,062.34 : x
  2. Step 2: Convert to fraction form
    3,210,216.09/4,815,333.24 = 814,062.34/x
  3. Step 3: Cross multiply
    3,210,216.09x = 4,815,333.24 × 814,062.34
  4. Step 4: Simplify right side
    3,210,216.09x = 3,919,981,445,234.18
  5. Step 5: Solve for x
    x = 3,919,981,445,234.18/3,210,216.09
  6. Step 6: Final answer
    x = 1,221,095.82

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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.