Home / 2,618,780.72-3,613,500.76-1,472,639.56

Finding the Fourth Proportional to 2,618,780.72, 3,613,500.76 and 1,472,639.56

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Solution

The fourth proportional to 2,618,780.72, 3,613,500.76 and 1,472,639.56 is: 2,032,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,780.72 : 3,613,500.76 = 1,472,639.56 : x
  2. Step 2: Convert to fraction form
    2,618,780.72/3,613,500.76 = 1,472,639.56/x
  3. Step 3: Cross multiply
    2,618,780.72x = 3,613,500.76 × 1,472,639.56
  4. Step 4: Simplify right side
    2,618,780.72x = 5,321,384,169,266.07
  5. Step 5: Solve for x
    x = 5,321,384,169,266.07/2,618,780.72
  6. Step 6: Final answer
    x = 2,032,008.30

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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.