Home / 2,622,438.70-3,930,588.74-1,002,146.56

Finding the Fourth Proportional to 2,622,438.70, 3,930,588.74 and 1,002,146.56

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Solution

The fourth proportional to 2,622,438.70, 3,930,588.74 and 1,002,146.56 is: 1,502,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,438.70 : 3,930,588.74 = 1,002,146.56 : x
  2. Step 2: Convert to fraction form
    2,622,438.70/3,930,588.74 = 1,002,146.56/x
  3. Step 3: Cross multiply
    2,622,438.70x = 3,930,588.74 × 1,002,146.56
  4. Step 4: Simplify right side
    2,622,438.70x = 3,939,025,984,565.74
  5. Step 5: Solve for x
    x = 3,939,025,984,565.74/2,622,438.70
  6. Step 6: Final answer
    x = 1,502,046.92

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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.