Home / 2,639,396.05-3,642,422.72-1,493,476.39

Finding the Fourth Proportional to 2,639,396.05, 3,642,422.72 and 1,493,476.39

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Solution

The fourth proportional to 2,639,396.05, 3,642,422.72 and 1,493,476.39 is: 2,061,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,396.05 : 3,642,422.72 = 1,493,476.39 : x
  2. Step 2: Convert to fraction form
    2,639,396.05/3,642,422.72 = 1,493,476.39/x
  3. Step 3: Cross multiply
    2,639,396.05x = 3,642,422.72 × 1,493,476.39
  4. Step 4: Simplify right side
    2,639,396.05x = 5,439,872,331,805.23
  5. Step 5: Solve for x
    x = 5,439,872,331,805.23/2,639,396.05
  6. Step 6: Final answer
    x = 2,061,029.20

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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.