Home / 2,856,942.59-3,941,964.92-1,649,018.75

Finding the Fourth Proportional to 2,856,942.59, 3,941,964.92 and 1,649,018.75

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Solution

The fourth proportional to 2,856,942.59, 3,941,964.92 and 1,649,018.75 is: 2,275,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,942.59 : 3,941,964.92 = 1,649,018.75 : x
  2. Step 2: Convert to fraction form
    2,856,942.59/3,941,964.92 = 1,649,018.75/x
  3. Step 3: Cross multiply
    2,856,942.59x = 3,941,964.92 × 1,649,018.75
  4. Step 4: Simplify right side
    2,856,942.59x = 6,500,374,056,677.16
  5. Step 5: Solve for x
    x = 6,500,374,056,677.16/2,856,942.59
  6. Step 6: Final answer
    x = 2,275,290.40

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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.