Home / 2,690,456.71-4,035,699.66-797,214.55

Finding the Fourth Proportional to 2,690,456.71, 4,035,699.66 and 797,214.55

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Solution

The fourth proportional to 2,690,456.71, 4,035,699.66 and 797,214.55 is: 1,195,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,456.71 : 4,035,699.66 = 797,214.55 : x
  2. Step 2: Convert to fraction form
    2,690,456.71/4,035,699.66 = 797,214.55/x
  3. Step 3: Cross multiply
    2,690,456.71x = 4,035,699.66 × 797,214.55
  4. Step 4: Simplify right side
    2,690,456.71x = 3,217,318,488,382.05
  5. Step 5: Solve for x
    x = 3,217,318,488,382.05/2,690,456.71
  6. Step 6: Final answer
    x = 1,195,826.15

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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.