Home / 1,150,257.61-1,587,283.30-633,983.09

Finding the Fourth Proportional to 1,150,257.61, 1,587,283.30 and 633,983.09

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Solution

The fourth proportional to 1,150,257.61, 1,587,283.30 and 633,983.09 is: 874,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,257.61 : 1,587,283.30 = 633,983.09 : x
  2. Step 2: Convert to fraction form
    1,150,257.61/1,587,283.30 = 633,983.09/x
  3. Step 3: Cross multiply
    1,150,257.61x = 1,587,283.30 × 633,983.09
  4. Step 4: Simplify right side
    1,150,257.61x = 1,006,310,771,239.40
  5. Step 5: Solve for x
    x = 1,006,310,771,239.40/1,150,257.61
  6. Step 6: Final answer
    x = 874,856.87

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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.