Home / 2,812,857.18-3,881,662.92-1,651,284.78

Finding the Fourth Proportional to 2,812,857.18, 3,881,662.92 and 1,651,284.78

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Solution

The fourth proportional to 2,812,857.18, 3,881,662.92 and 1,651,284.78 is: 2,278,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,857.18 : 3,881,662.92 = 1,651,284.78 : x
  2. Step 2: Convert to fraction form
    2,812,857.18/3,881,662.92 = 1,651,284.78/x
  3. Step 3: Cross multiply
    2,812,857.18x = 3,881,662.92 × 1,651,284.78
  4. Step 4: Simplify right side
    2,812,857.18x = 6,409,730,900,886.36
  5. Step 5: Solve for x
    x = 6,409,730,900,886.36/2,812,857.18
  6. Step 6: Final answer
    x = 2,278,726.04

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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.