Home / 2,690,458.71-4,035,702.66-797,216.55

Finding the Fourth Proportional to 2,690,458.71, 4,035,702.66 and 797,216.55

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Solution

The fourth proportional to 2,690,458.71, 4,035,702.66 and 797,216.55 is: 1,195,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,458.71 : 4,035,702.66 = 797,216.55 : x
  2. Step 2: Convert to fraction form
    2,690,458.71/4,035,702.66 = 797,216.55/x
  3. Step 3: Cross multiply
    2,690,458.71x = 4,035,702.66 × 797,216.55
  4. Step 4: Simplify right side
    2,690,458.71x = 3,217,328,951,431.02
  5. Step 5: Solve for x
    x = 3,217,328,951,431.02/2,690,458.71
  6. Step 6: Final answer
    x = 1,195,829.15

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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.