Home / 3,205,872.12-4,424,104.62-1,755,657.72

Finding the Fourth Proportional to 3,205,872.12, 4,424,104.62 and 1,755,657.72

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Solution

The fourth proportional to 3,205,872.12, 4,424,104.62 and 1,755,657.72 is: 2,422,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,872.12 : 4,424,104.62 = 1,755,657.72 : x
  2. Step 2: Convert to fraction form
    3,205,872.12/4,424,104.62 = 1,755,657.72/x
  3. Step 3: Cross multiply
    3,205,872.12x = 4,424,104.62 × 1,755,657.72
  4. Step 4: Simplify right side
    3,205,872.12x = 7,767,213,430,190.67
  5. Step 5: Solve for x
    x = 7,767,213,430,190.67/3,205,872.12
  6. Step 6: Final answer
    x = 2,422,808.25

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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.