Home / 3,221,214.25-4,445,162.40-1,770,899.13

Finding the Fourth Proportional to 3,221,214.25, 4,445,162.40 and 1,770,899.13

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Solution

The fourth proportional to 3,221,214.25, 4,445,162.40 and 1,770,899.13 is: 2,443,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,214.25 : 4,445,162.40 = 1,770,899.13 : x
  2. Step 2: Convert to fraction form
    3,221,214.25/4,445,162.40 = 1,770,899.13/x
  3. Step 3: Cross multiply
    3,221,214.25x = 4,445,162.40 × 1,770,899.13
  4. Step 4: Simplify right side
    3,221,214.25x = 7,871,934,204,642.90
  5. Step 5: Solve for x
    x = 7,871,934,204,642.90/3,221,214.25
  6. Step 6: Final answer
    x = 2,443,778.52

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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.