Home / 3,220,642.33-4,442,633.26-1,930,733.33

Finding the Fourth Proportional to 3,220,642.33, 4,442,633.26 and 1,930,733.33

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Solution

The fourth proportional to 3,220,642.33, 4,442,633.26 and 1,930,733.33 is: 2,663,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,642.33 : 4,442,633.26 = 1,930,733.33 : x
  2. Step 2: Convert to fraction form
    3,220,642.33/4,442,633.26 = 1,930,733.33/x
  3. Step 3: Cross multiply
    3,220,642.33x = 4,442,633.26 × 1,930,733.33
  4. Step 4: Simplify right side
    3,220,642.33x = 8,577,540,081,008.56
  5. Step 5: Solve for x
    x = 8,577,540,081,008.56/3,220,642.33
  6. Step 6: Final answer
    x = 2,663,301.05

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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.