Home / 3,970,076.88-5,955,705.81-1,840,376.28

Finding the Fourth Proportional to 3,970,076.88, 5,955,705.81 and 1,840,376.28

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Solution

The fourth proportional to 3,970,076.88, 5,955,705.81 and 1,840,376.28 is: 2,760,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,076.88 : 5,955,705.81 = 1,840,376.28 : x
  2. Step 2: Convert to fraction form
    3,970,076.88/5,955,705.81 = 1,840,376.28/x
  3. Step 3: Cross multiply
    3,970,076.88x = 5,955,705.81 × 1,840,376.28
  4. Step 4: Simplify right side
    3,970,076.88x = 10,960,739,703,382.19
  5. Step 5: Solve for x
    x = 10,960,739,703,382.19/3,970,076.88
  6. Step 6: Final answer
    x = 2,760,838.15

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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.