Home / 2,850,785.25-3,934,084.35-1,561,671.46

Finding the Fourth Proportional to 2,850,785.25, 3,934,084.35 and 1,561,671.46

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Solution

The fourth proportional to 2,850,785.25, 3,934,084.35 and 1,561,671.46 is: 2,155,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,785.25 : 3,934,084.35 = 1,561,671.46 : x
  2. Step 2: Convert to fraction form
    2,850,785.25/3,934,084.35 = 1,561,671.46/x
  3. Step 3: Cross multiply
    2,850,785.25x = 3,934,084.35 × 1,561,671.46
  4. Step 4: Simplify right side
    2,850,785.25x = 6,143,747,250,627.65
  5. Step 5: Solve for x
    x = 6,143,747,250,627.65/2,850,785.25
  6. Step 6: Final answer
    x = 2,155,107.00

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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.