Home / 2,522,143.09-3,480,641.45-1,376,286.31

Finding the Fourth Proportional to 2,522,143.09, 3,480,641.45 and 1,376,286.31

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Solution

The fourth proportional to 2,522,143.09, 3,480,641.45 and 1,376,286.31 is: 1,899,320.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,143.09 : 3,480,641.45 = 1,376,286.31 : x
  2. Step 2: Convert to fraction form
    2,522,143.09/3,480,641.45 = 1,376,286.31/x
  3. Step 3: Cross multiply
    2,522,143.09x = 3,480,641.45 × 1,376,286.31
  4. Step 4: Simplify right side
    2,522,143.09x = 4,790,359,177,653.55
  5. Step 5: Solve for x
    x = 4,790,359,177,653.55/2,522,143.09
  6. Step 6: Final answer
    x = 1,899,320.94

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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.