Home / 3,781,424.15-5,218,381.56-2,062,581.57

Finding the Fourth Proportional to 3,781,424.15, 5,218,381.56 and 2,062,581.57

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Solution

The fourth proportional to 3,781,424.15, 5,218,381.56 and 2,062,581.57 is: 2,846,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,424.15 : 5,218,381.56 = 2,062,581.57 : x
  2. Step 2: Convert to fraction form
    3,781,424.15/5,218,381.56 = 2,062,581.57/x
  3. Step 3: Cross multiply
    3,781,424.15x = 5,218,381.56 × 2,062,581.57
  4. Step 4: Simplify right side
    3,781,424.15x = 10,763,337,638,617.71
  5. Step 5: Solve for x
    x = 10,763,337,638,617.71/3,781,424.15
  6. Step 6: Final answer
    x = 2,846,371.42

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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.