Home / 1,371,342.56-2,057,538.92-661,311.14

Finding the Fourth Proportional to 1,371,342.56, 2,057,538.92 and 661,311.14

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Solution

The fourth proportional to 1,371,342.56, 2,057,538.92 and 661,311.14 is: 992,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,342.56 : 2,057,538.92 = 661,311.14 : x
  2. Step 2: Convert to fraction form
    1,371,342.56/2,057,538.92 = 661,311.14/x
  3. Step 3: Cross multiply
    1,371,342.56x = 2,057,538.92 × 661,311.14
  4. Step 4: Simplify right side
    1,371,342.56x = 1,360,673,395,185.32
  5. Step 5: Solve for x
    x = 1,360,673,395,185.32/1,371,342.56
  6. Step 6: Final answer
    x = 992,219.92

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Why These Related Problems?

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