Home / 3,451,725.19-5,178,335.16-1,321,809.33

Finding the Fourth Proportional to 3,451,725.19, 5,178,335.16 and 1,321,809.33

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Solution

The fourth proportional to 3,451,725.19, 5,178,335.16 and 1,321,809.33 is: 1,983,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,725.19 : 5,178,335.16 = 1,321,809.33 : x
  2. Step 2: Convert to fraction form
    3,451,725.19/5,178,335.16 = 1,321,809.33/x
  3. Step 3: Cross multiply
    3,451,725.19x = 5,178,335.16 × 1,321,809.33
  4. Step 4: Simplify right side
    3,451,725.19x = 6,844,771,752,730.59
  5. Step 5: Solve for x
    x = 6,844,771,752,730.59/3,451,725.19
  6. Step 6: Final answer
    x = 1,983,000.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.