Home / 1,337,986.71-1,846,422.62-726,139.34

Finding the Fourth Proportional to 1,337,986.71, 1,846,422.62 and 726,139.34

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Solution

The fourth proportional to 1,337,986.71, 1,846,422.62 and 726,139.34 is: 1,002,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,986.71 : 1,846,422.62 = 726,139.34 : x
  2. Step 2: Convert to fraction form
    1,337,986.71/1,846,422.62 = 726,139.34/x
  3. Step 3: Cross multiply
    1,337,986.71x = 1,846,422.62 × 726,139.34
  4. Step 4: Simplify right side
    1,337,986.71x = 1,340,760,089,785.06
  5. Step 5: Solve for x
    x = 1,340,760,089,785.06/1,337,986.71
  6. Step 6: Final answer
    x = 1,002,072.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.