Home / 2,331,807.78-3,497,711.67-814,986.60

Finding the Fourth Proportional to 2,331,807.78, 3,497,711.67 and 814,986.60

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Solution

The fourth proportional to 2,331,807.78, 3,497,711.67 and 814,986.60 is: 1,222,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,807.78 : 3,497,711.67 = 814,986.60 : x
  2. Step 2: Convert to fraction form
    2,331,807.78/3,497,711.67 = 814,986.60/x
  3. Step 3: Cross multiply
    2,331,807.78x = 3,497,711.67 × 814,986.60
  4. Step 4: Simplify right side
    2,331,807.78x = 2,850,588,141,713.62
  5. Step 5: Solve for x
    x = 2,850,588,141,713.62/2,331,807.78
  6. Step 6: Final answer
    x = 1,222,479.90

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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.