Home / 3,205,817.21-4,423,894.89-1,755,487.66

Finding the Fourth Proportional to 3,205,817.21, 4,423,894.89 and 1,755,487.66

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Solution

The fourth proportional to 3,205,817.21, 4,423,894.89 and 1,755,487.66 is: 2,422,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,817.21 : 4,423,894.89 = 1,755,487.66 : x
  2. Step 2: Convert to fraction form
    3,205,817.21/4,423,894.89 = 1,755,487.66/x
  3. Step 3: Cross multiply
    3,205,817.21x = 4,423,894.89 × 1,755,487.66
  4. Step 4: Simplify right side
    3,205,817.21x = 7,766,092,888,532.06
  5. Step 5: Solve for x
    x = 7,766,092,888,532.06/3,205,817.21
  6. Step 6: Final answer
    x = 2,422,500.22

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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.