Home / 1,485,167.06-2,049,534.48-806,103.56

Finding the Fourth Proportional to 1,485,167.06, 2,049,534.48 and 806,103.56

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Solution

The fourth proportional to 1,485,167.06, 2,049,534.48 and 806,103.56 is: 1,112,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,167.06 : 2,049,534.48 = 806,103.56 : x
  2. Step 2: Convert to fraction form
    1,485,167.06/2,049,534.48 = 806,103.56/x
  3. Step 3: Cross multiply
    1,485,167.06x = 2,049,534.48 × 806,103.56
  4. Step 4: Simplify right side
    1,485,167.06x = 1,652,137,040,670.75
  5. Step 5: Solve for x
    x = 1,652,137,040,670.75/1,485,167.06
  6. Step 6: Final answer
    x = 1,112,425.05

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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.