Home / 2,874,176.76-3,966,285.78-1,584,993.72

Finding the Fourth Proportional to 2,874,176.76, 3,966,285.78 and 1,584,993.72

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Solution

The fourth proportional to 2,874,176.76, 3,966,285.78 and 1,584,993.72 is: 2,187,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,176.76 : 3,966,285.78 = 1,584,993.72 : x
  2. Step 2: Convert to fraction form
    2,874,176.76/3,966,285.78 = 1,584,993.72/x
  3. Step 3: Cross multiply
    2,874,176.76x = 3,966,285.78 × 1,584,993.72
  4. Step 4: Simplify right side
    2,874,176.76x = 6,286,538,053,025.30
  5. Step 5: Solve for x
    x = 6,286,538,053,025.30/2,874,176.76
  6. Step 6: Final answer
    x = 2,187,248.24

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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.