Home / 1,375,538.56-2,062,366.72-700,313.28

Finding the Fourth Proportional to 1,375,538.56, 2,062,366.72 and 700,313.28

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Solution

The fourth proportional to 1,375,538.56, 2,062,366.72 and 700,313.28 is: 1,049,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,538.56 : 2,062,366.72 = 700,313.28 : x
  2. Step 2: Convert to fraction form
    1,375,538.56/2,062,366.72 = 700,313.28/x
  3. Step 3: Cross multiply
    1,375,538.56x = 2,062,366.72 × 700,313.28
  4. Step 4: Simplify right side
    1,375,538.56x = 1,444,302,802,246.04
  5. Step 5: Solve for x
    x = 1,444,302,802,246.04/1,375,538.56
  6. Step 6: Final answer
    x = 1,049,990.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.