Home / 2,881,517.76-3,976,090.65-1,657,357.92

Finding the Fourth Proportional to 2,881,517.76, 3,976,090.65 and 1,657,357.92

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Solution

The fourth proportional to 2,881,517.76, 3,976,090.65 and 1,657,357.92 is: 2,286,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,517.76 : 3,976,090.65 = 1,657,357.92 : x
  2. Step 2: Convert to fraction form
    2,881,517.76/3,976,090.65 = 1,657,357.92/x
  3. Step 3: Cross multiply
    2,881,517.76x = 3,976,090.65 × 1,657,357.92
  4. Step 4: Simplify right side
    2,881,517.76x = 6,589,805,329,415.45
  5. Step 5: Solve for x
    x = 6,589,805,329,415.45/2,881,517.76
  6. Step 6: Final answer
    x = 2,286,921.64

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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.