Home / 1,438,920.95-1,985,658.81-794,327.27

Finding the Fourth Proportional to 1,438,920.95, 1,985,658.81 and 794,327.27

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Solution

The fourth proportional to 1,438,920.95, 1,985,658.81 and 794,327.27 is: 1,096,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,920.95 : 1,985,658.81 = 794,327.27 : x
  2. Step 2: Convert to fraction form
    1,438,920.95/1,985,658.81 = 794,327.27/x
  3. Step 3: Cross multiply
    1,438,920.95x = 1,985,658.81 × 794,327.27
  4. Step 4: Simplify right side
    1,438,920.95x = 1,577,262,941,698.75
  5. Step 5: Solve for x
    x = 1,577,262,941,698.75/1,438,920.95
  6. Step 6: Final answer
    x = 1,096,142.87

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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.