Home / 1,947,979.29-2,922,625.03-1,227,484.29

Finding the Fourth Proportional to 1,947,979.29, 2,922,625.03 and 1,227,484.29

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Solution

The fourth proportional to 1,947,979.29, 2,922,625.03 and 1,227,484.29 is: 1,841,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,979.29 : 2,922,625.03 = 1,227,484.29 : x
  2. Step 2: Convert to fraction form
    1,947,979.29/2,922,625.03 = 1,227,484.29/x
  3. Step 3: Cross multiply
    1,947,979.29x = 2,922,625.03 × 1,227,484.29
  4. Step 4: Simplify right side
    1,947,979.29x = 3,587,476,309,885.78
  5. Step 5: Solve for x
    x = 3,587,476,309,885.78/1,947,979.29
  6. Step 6: Final answer
    x = 1,841,639.86

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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.