Home / 3,560,791.86-4,913,893.35-1,929,210.48

Finding the Fourth Proportional to 3,560,791.86, 4,913,893.35 and 1,929,210.48

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Solution

The fourth proportional to 3,560,791.86, 4,913,893.35 and 1,929,210.48 is: 2,662,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,791.86 : 4,913,893.35 = 1,929,210.48 : x
  2. Step 2: Convert to fraction form
    3,560,791.86/4,913,893.35 = 1,929,210.48/x
  3. Step 3: Cross multiply
    3,560,791.86x = 4,913,893.35 × 1,929,210.48
  4. Step 4: Simplify right side
    3,560,791.86x = 9,479,934,548,422.31
  5. Step 5: Solve for x
    x = 9,479,934,548,422.31/3,560,791.86
  6. Step 6: Final answer
    x = 2,662,310.78

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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.