Home / 2,007,255.49-3,013,872.63-811,513.24

Finding the Fourth Proportional to 2,007,255.49, 3,013,872.63 and 811,513.24

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Solution

The fourth proportional to 2,007,255.49, 3,013,872.63 and 811,513.24 is: 1,218,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,255.49 : 3,013,872.63 = 811,513.24 : x
  2. Step 2: Convert to fraction form
    2,007,255.49/3,013,872.63 = 811,513.24/x
  3. Step 3: Cross multiply
    2,007,255.49x = 3,013,872.63 × 811,513.24
  4. Step 4: Simplify right side
    2,007,255.49x = 2,445,797,542,918.62
  5. Step 5: Solve for x
    x = 2,445,797,542,918.62/2,007,255.49
  6. Step 6: Final answer
    x = 1,218,478.44

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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.