Home / 1,438,921.95-1,985,660.19-794,328.27

Finding the Fourth Proportional to 1,438,921.95, 1,985,660.19 and 794,328.27

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Solution

The fourth proportional to 1,438,921.95, 1,985,660.19 and 794,328.27 is: 1,096,144.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,921.95 : 1,985,660.19 = 794,328.27 : x
  2. Step 2: Convert to fraction form
    1,438,921.95/1,985,660.19 = 794,328.27/x
  3. Step 3: Cross multiply
    1,438,921.95x = 1,985,660.19 × 794,328.27
  4. Step 4: Simplify right side
    1,438,921.95x = 1,577,266,023,530.57
  5. Step 5: Solve for x
    x = 1,577,266,023,530.57/1,438,921.95
  6. Step 6: Final answer
    x = 1,096,144.25

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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.