Home / 2,141,256.60-3,211,884.90-1,637,371.80

Finding the Fourth Proportional to 2,141,256.60, 3,211,884.90 and 1,637,371.80

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Solution

The fourth proportional to 2,141,256.60, 3,211,884.90 and 1,637,371.80 is: 2,456,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,256.60 : 3,211,884.90 = 1,637,371.80 : x
  2. Step 2: Convert to fraction form
    2,141,256.60/3,211,884.90 = 1,637,371.80/x
  3. Step 3: Cross multiply
    2,141,256.60x = 3,211,884.90 × 1,637,371.80
  4. Step 4: Simplify right side
    2,141,256.60x = 5,259,049,760,105.82
  5. Step 5: Solve for x
    x = 5,259,049,760,105.82/2,141,256.60
  6. Step 6: Final answer
    x = 2,456,057.70

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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.