Home / 3,208,129.05-4,810,755.03-1,911,893.57

Finding the Fourth Proportional to 3,208,129.05, 4,810,755.03 and 1,911,893.57

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Solution

The fourth proportional to 3,208,129.05, 4,810,755.03 and 1,911,893.57 is: 2,866,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,129.05 : 4,810,755.03 = 1,911,893.57 : x
  2. Step 2: Convert to fraction form
    3,208,129.05/4,810,755.03 = 1,911,893.57/x
  3. Step 3: Cross multiply
    3,208,129.05x = 4,810,755.03 × 1,911,893.57
  4. Step 4: Simplify right side
    3,208,129.05x = 9,197,651,584,648.38
  5. Step 5: Solve for x
    x = 9,197,651,584,648.38/3,208,129.05
  6. Step 6: Final answer
    x = 2,866,983.04

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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.