Home / 4,122,155.86-5,689,255.62-2,287,204.54

Finding the Fourth Proportional to 4,122,155.86, 5,689,255.62 and 2,287,204.54

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Solution

The fourth proportional to 4,122,155.86, 5,689,255.62 and 2,287,204.54 is: 3,156,719.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122,155.86 : 5,689,255.62 = 2,287,204.54 : x
  2. Step 2: Convert to fraction form
    4,122,155.86/5,689,255.62 = 2,287,204.54/x
  3. Step 3: Cross multiply
    4,122,155.86x = 5,689,255.62 × 2,287,204.54
  4. Step 4: Simplify right side
    4,122,155.86x = 13,012,491,283,284.52
  5. Step 5: Solve for x
    x = 13,012,491,283,284.52/4,122,155.86
  6. Step 6: Final answer
    x = 3,156,719.86

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Double scale
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1.5x scale

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.