Home / 2,872,084.87-3,963,425.70-1,565,348.68

Finding the Fourth Proportional to 2,872,084.87, 3,963,425.70 and 1,565,348.68

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Solution

The fourth proportional to 2,872,084.87, 3,963,425.70 and 1,565,348.68 is: 2,160,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,084.87 : 3,963,425.70 = 1,565,348.68 : x
  2. Step 2: Convert to fraction form
    2,872,084.87/3,963,425.70 = 1,565,348.68/x
  3. Step 3: Cross multiply
    2,872,084.87x = 3,963,425.70 × 1,565,348.68
  4. Step 4: Simplify right side
    2,872,084.87x = 6,204,143,187,773.08
  5. Step 5: Solve for x
    x = 6,204,143,187,773.08/2,872,084.87
  6. Step 6: Final answer
    x = 2,160,153.15

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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.