Home / 2,802,642.64-3,867,629.24-1,579,341.12

Finding the Fourth Proportional to 2,802,642.64, 3,867,629.24 and 1,579,341.12

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Solution

The fourth proportional to 2,802,642.64, 3,867,629.24 and 1,579,341.12 is: 2,179,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,642.64 : 3,867,629.24 = 1,579,341.12 : x
  2. Step 2: Convert to fraction form
    2,802,642.64/3,867,629.24 = 1,579,341.12/x
  3. Step 3: Cross multiply
    2,802,642.64x = 3,867,629.24 × 1,579,341.12
  4. Step 4: Simplify right side
    2,802,642.64x = 6,108,305,895,646.35
  5. Step 5: Solve for x
    x = 6,108,305,895,646.35/2,802,642.64
  6. Step 6: Final answer
    x = 2,179,480.83

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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.