Home / 2,512,122.89-3,465,253.78-1,580,348.90

Finding the Fourth Proportional to 2,512,122.89, 3,465,253.78 and 1,580,348.90

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Solution

The fourth proportional to 2,512,122.89, 3,465,253.78 and 1,580,348.90 is: 2,179,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,122.89 : 3,465,253.78 = 1,580,348.90 : x
  2. Step 2: Convert to fraction form
    2,512,122.89/3,465,253.78 = 1,580,348.90/x
  3. Step 3: Cross multiply
    2,512,122.89x = 3,465,253.78 × 1,580,348.90
  4. Step 4: Simplify right side
    2,512,122.89x = 5,476,310,004,156.10
  5. Step 5: Solve for x
    x = 5,476,310,004,156.10/2,512,122.89
  6. Step 6: Final answer
    x = 2,179,953.07

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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.