Home / 4,018,380-5,545,366.56-2,207,660.64

Finding the Fourth Proportional to 4,018,380, 5,545,366.56 and 2,207,660.64

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Solution

The fourth proportional to 4,018,380, 5,545,366.56 and 2,207,660.64 is: 3,046,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,380 : 5,545,366.56 = 2,207,660.64 : x
  2. Step 2: Convert to fraction form
    4,018,380/5,545,366.56 = 2,207,660.64/x
  3. Step 3: Cross multiply
    4,018,380x = 5,545,366.56 × 2,207,660.64
  4. Step 4: Simplify right side
    4,018,380x = 12,242,287,488,884.20
  5. Step 5: Solve for x
    x = 12,242,287,488,884.20/4,018,380
  6. Step 6: Final answer
    x = 3,046,572.87

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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.