Home / 2,690,434.71-4,035,666.65-797,192.55

Finding the Fourth Proportional to 2,690,434.71, 4,035,666.65 and 797,192.55

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Solution

The fourth proportional to 2,690,434.71, 4,035,666.65 and 797,192.55 is: 1,195,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,434.71 : 4,035,666.65 = 797,192.55 : x
  2. Step 2: Convert to fraction form
    2,690,434.71/4,035,666.65 = 797,192.55/x
  3. Step 3: Cross multiply
    2,690,434.71x = 4,035,666.65 × 797,192.55
  4. Step 4: Simplify right side
    2,690,434.71x = 3,217,203,383,677.50
  5. Step 5: Solve for x
    x = 3,217,203,383,677.50/2,690,434.71
  6. Step 6: Final answer
    x = 1,195,793.15

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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.