Home / 3,550,218.80-5,328,827.40-1,755,129.20

Finding the Fourth Proportional to 3,550,218.80, 5,328,827.40 and 1,755,129.20

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Solution

The fourth proportional to 3,550,218.80, 5,328,827.40 and 1,755,129.20 is: 2,634,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,218.80 : 5,328,827.40 = 1,755,129.20 : x
  2. Step 2: Convert to fraction form
    3,550,218.80/5,328,827.40 = 1,755,129.20/x
  3. Step 3: Cross multiply
    3,550,218.80x = 5,328,827.40 × 1,755,129.20
  4. Step 4: Simplify right side
    3,550,218.80x = 9,352,780,571,500.08
  5. Step 5: Solve for x
    x = 9,352,780,571,500.08/3,550,218.80
  6. Step 6: Final answer
    x = 2,634,423.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.