Home / 3,378,096.45-4,661,725.01-1,928,251.17

Finding the Fourth Proportional to 3,378,096.45, 4,661,725.01 and 1,928,251.17

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Solution

The fourth proportional to 3,378,096.45, 4,661,725.01 and 1,928,251.17 is: 2,660,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,096.45 : 4,661,725.01 = 1,928,251.17 : x
  2. Step 2: Convert to fraction form
    3,378,096.45/4,661,725.01 = 1,928,251.17/x
  3. Step 3: Cross multiply
    3,378,096.45x = 4,661,725.01 × 1,928,251.17
  4. Step 4: Simplify right side
    3,378,096.45x = 8,988,976,695,109.51
  5. Step 5: Solve for x
    x = 8,988,976,695,109.51/3,378,096.45
  6. Step 6: Final answer
    x = 2,660,959.16

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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.