Home / 2,618,645.90-3,613,696.54-1,472,726.21

Finding the Fourth Proportional to 2,618,645.90, 3,613,696.54 and 1,472,726.21

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Solution

The fourth proportional to 2,618,645.90, 3,613,696.54 and 1,472,726.21 is: 2,032,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,645.90 : 3,613,696.54 = 1,472,726.21 : x
  2. Step 2: Convert to fraction form
    2,618,645.90/3,613,696.54 = 1,472,726.21/x
  3. Step 3: Cross multiply
    2,618,645.90x = 3,613,696.54 × 1,472,726.21
  4. Step 4: Simplify right side
    2,618,645.90x = 5,321,985,587,694.02
  5. Step 5: Solve for x
    x = 5,321,985,587,694.02/2,618,645.90
  6. Step 6: Final answer
    x = 2,032,342.59

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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.