Home / 2,161,475.13-3,242,278.31-741,510.75

Finding the Fourth Proportional to 2,161,475.13, 3,242,278.31 and 741,510.75

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Solution

The fourth proportional to 2,161,475.13, 3,242,278.31 and 741,510.75 is: 1,112,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,475.13 : 3,242,278.31 = 741,510.75 : x
  2. Step 2: Convert to fraction form
    2,161,475.13/3,242,278.31 = 741,510.75/x
  3. Step 3: Cross multiply
    2,161,475.13x = 3,242,278.31 × 741,510.75
  4. Step 4: Simplify right side
    2,161,475.13x = 2,404,184,217,649.28
  5. Step 5: Solve for x
    x = 2,404,184,217,649.28/2,161,475.13
  6. Step 6: Final answer
    x = 1,112,288.63

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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.