Home / 2,677,456.31-4,016,971.85-1,079,196.71

Finding the Fourth Proportional to 2,677,456.31, 4,016,971.85 and 1,079,196.71

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Solution

The fourth proportional to 2,677,456.31, 4,016,971.85 and 1,079,196.71 is: 1,619,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677,456.31 : 4,016,971.85 = 1,079,196.71 : x
  2. Step 2: Convert to fraction form
    2,677,456.31/4,016,971.85 = 1,079,196.71/x
  3. Step 3: Cross multiply
    2,677,456.31x = 4,016,971.85 × 1,079,196.71
  4. Step 4: Simplify right side
    2,677,456.31x = 4,335,102,779,201.77
  5. Step 5: Solve for x
    x = 4,335,102,779,201.77/2,677,456.31
  6. Step 6: Final answer
    x = 1,619,112.43

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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.