Home / 1,491,540.58-2,058,259.60-871,403.22

Finding the Fourth Proportional to 1,491,540.58, 2,058,259.60 and 871,403.22

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Solution

The fourth proportional to 1,491,540.58, 2,058,259.60 and 871,403.22 is: 1,202,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,540.58 : 2,058,259.60 = 871,403.22 : x
  2. Step 2: Convert to fraction form
    1,491,540.58/2,058,259.60 = 871,403.22/x
  3. Step 3: Cross multiply
    1,491,540.58x = 2,058,259.60 × 871,403.22
  4. Step 4: Simplify right side
    1,491,540.58x = 1,793,574,043,035.91
  5. Step 5: Solve for x
    x = 1,793,574,043,035.91/1,491,540.58
  6. Step 6: Final answer
    x = 1,202,497.65

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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.