Home / 3,751,833.76-5,627,701.68-911,937.76

Finding the Fourth Proportional to 3,751,833.76, 5,627,701.68 and 911,937.76

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Solution

The fourth proportional to 3,751,833.76, 5,627,701.68 and 911,937.76 is: 1,367,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,833.76 : 5,627,701.68 = 911,937.76 : x
  2. Step 2: Convert to fraction form
    3,751,833.76/5,627,701.68 = 911,937.76/x
  3. Step 3: Cross multiply
    3,751,833.76x = 5,627,701.68 × 911,937.76
  4. Step 4: Simplify right side
    3,751,833.76x = 5,132,113,664,007.44
  5. Step 5: Solve for x
    x = 5,132,113,664,007.44/3,751,833.76
  6. Step 6: Final answer
    x = 1,367,894.74

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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.