Home / 2,868,982-3,959,195.16-1,579,819.32

Finding the Fourth Proportional to 2,868,982, 3,959,195.16 and 1,579,819.32

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Solution

The fourth proportional to 2,868,982, 3,959,195.16 and 1,579,819.32 is: 2,180,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,982 : 3,959,195.16 = 1,579,819.32 : x
  2. Step 2: Convert to fraction form
    2,868,982/3,959,195.16 = 1,579,819.32/x
  3. Step 3: Cross multiply
    2,868,982x = 3,959,195.16 × 1,579,819.32
  4. Step 4: Simplify right side
    2,868,982x = 6,254,813,005,418.49
  5. Step 5: Solve for x
    x = 6,254,813,005,418.49/2,868,982
  6. Step 6: Final answer
    x = 2,180,150.66

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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.