Home / 2,618,639.28-3,613,180.43-1,530,700.34

Finding the Fourth Proportional to 2,618,639.28, 3,613,180.43 and 1,530,700.34

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Solution

The fourth proportional to 2,618,639.28, 3,613,180.43 and 1,530,700.34 is: 2,112,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,639.28 : 3,613,180.43 = 1,530,700.34 : x
  2. Step 2: Convert to fraction form
    2,618,639.28/3,613,180.43 = 1,530,700.34/x
  3. Step 3: Cross multiply
    2,618,639.28x = 3,613,180.43 × 1,530,700.34
  4. Step 4: Simplify right side
    2,618,639.28x = 5,530,696,498,443.20
  5. Step 5: Solve for x
    x = 5,530,696,498,443.20/2,618,639.28
  6. Step 6: Final answer
    x = 2,112,049.77

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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.