Home / 3,976,730.16-5,486,141.52-2,687,100

Finding the Fourth Proportional to 3,976,730.16, 5,486,141.52 and 2,687,100

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Solution

The fourth proportional to 3,976,730.16, 5,486,141.52 and 2,687,100 is: 3,707,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,730.16 : 5,486,141.52 = 2,687,100 : x
  2. Step 2: Convert to fraction form
    3,976,730.16/5,486,141.52 = 2,687,100/x
  3. Step 3: Cross multiply
    3,976,730.16x = 5,486,141.52 × 2,687,100
  4. Step 4: Simplify right side
    3,976,730.16x = 14,741,810,878,392.00
  5. Step 5: Solve for x
    x = 14,741,810,878,392.00/3,976,730.16
  6. Step 6: Final answer
    x = 3,707,018.15

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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.