Home / 1,254,141.75-1,730,724.75-681,182.07

Finding the Fourth Proportional to 1,254,141.75, 1,730,724.75 and 681,182.07

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Solution

The fourth proportional to 1,254,141.75, 1,730,724.75 and 681,182.07 is: 940,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,141.75 : 1,730,724.75 = 681,182.07 : x
  2. Step 2: Convert to fraction form
    1,254,141.75/1,730,724.75 = 681,182.07/x
  3. Step 3: Cross multiply
    1,254,141.75x = 1,730,724.75 × 681,182.07
  4. Step 4: Simplify right side
    1,254,141.75x = 1,178,938,667,805.23
  5. Step 5: Solve for x
    x = 1,178,938,667,805.23/1,254,141.75
  6. Step 6: Final answer
    x = 940,036.22

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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.