Home / 2,248,073.25-3,102,338.90-1,215,578.56

Finding the Fourth Proportional to 2,248,073.25, 3,102,338.90 and 1,215,578.56

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Solution

The fourth proportional to 2,248,073.25, 3,102,338.90 and 1,215,578.56 is: 1,677,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,073.25 : 3,102,338.90 = 1,215,578.56 : x
  2. Step 2: Convert to fraction form
    2,248,073.25/3,102,338.90 = 1,215,578.56/x
  3. Step 3: Cross multiply
    2,248,073.25x = 3,102,338.90 × 1,215,578.56
  4. Step 4: Simplify right side
    2,248,073.25x = 3,771,136,663,316.21
  5. Step 5: Solve for x
    x = 3,771,136,663,316.21/2,248,073.25
  6. Step 6: Final answer
    x = 1,677,497.24

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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.