Home / 2,071,157.18-2,856,724.62-1,382,481.82

Finding the Fourth Proportional to 2,071,157.18, 2,856,724.62 and 1,382,481.82

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Solution

The fourth proportional to 2,071,157.18, 2,856,724.62 and 1,382,481.82 is: 1,906,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,157.18 : 2,856,724.62 = 1,382,481.82 : x
  2. Step 2: Convert to fraction form
    2,071,157.18/2,856,724.62 = 1,382,481.82/x
  3. Step 3: Cross multiply
    2,071,157.18x = 2,856,724.62 × 1,382,481.82
  4. Step 4: Simplify right side
    2,071,157.18x = 3,949,369,837,612.79
  5. Step 5: Solve for x
    x = 3,949,369,837,612.79/2,071,157.18
  6. Step 6: Final answer
    x = 1,906,842.16

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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.