Home / 1,438,811.80-1,985,560.65-794,232.43

Finding the Fourth Proportional to 1,438,811.80, 1,985,560.65 and 794,232.43

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Solution

The fourth proportional to 1,438,811.80, 1,985,560.65 and 794,232.43 is: 1,096,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,811.80 : 1,985,560.65 = 794,232.43 : x
  2. Step 2: Convert to fraction form
    1,438,811.80/1,985,560.65 = 794,232.43/x
  3. Step 3: Cross multiply
    1,438,811.80x = 1,985,560.65 × 794,232.43
  4. Step 4: Simplify right side
    1,438,811.80x = 1,576,996,650,034.08
  5. Step 5: Solve for x
    x = 1,576,996,650,034.08/1,438,811.80
  6. Step 6: Final answer
    x = 1,096,040.95

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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.