Home / 2,642,201.28-3,646,217.22-1,434,977.28

Finding the Fourth Proportional to 2,642,201.28, 3,646,217.22 and 1,434,977.28

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Solution

The fourth proportional to 2,642,201.28, 3,646,217.22 and 1,434,977.28 is: 1,980,257.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,201.28 : 3,646,217.22 = 1,434,977.28 : x
  2. Step 2: Convert to fraction form
    2,642,201.28/3,646,217.22 = 1,434,977.28/x
  3. Step 3: Cross multiply
    2,642,201.28x = 3,646,217.22 × 1,434,977.28
  4. Step 4: Simplify right side
    2,642,201.28x = 5,232,238,868,644.76
  5. Step 5: Solve for x
    x = 5,232,238,868,644.76/2,642,201.28
  6. Step 6: Final answer
    x = 1,980,257.49

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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.