Home / 3,970,077.88-5,955,707.31-1,840,377.28

Finding the Fourth Proportional to 3,970,077.88, 5,955,707.31 and 1,840,377.28

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Solution

The fourth proportional to 3,970,077.88, 5,955,707.31 and 1,840,377.28 is: 2,760,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,077.88 : 5,955,707.31 = 1,840,377.28 : x
  2. Step 2: Convert to fraction form
    3,970,077.88/5,955,707.31 = 1,840,377.28/x
  3. Step 3: Cross multiply
    3,970,077.88x = 5,955,707.31 × 1,840,377.28
  4. Step 4: Simplify right side
    3,970,077.88x = 10,960,748,419,653.92
  5. Step 5: Solve for x
    x = 10,960,748,419,653.92/3,970,077.88
  6. Step 6: Final answer
    x = 2,760,839.65

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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.