Home / 3,865,648.30-5,795,661.05-1,815,252.29

Finding the Fourth Proportional to 3,865,648.30, 5,795,661.05 and 1,815,252.29

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Solution

The fourth proportional to 3,865,648.30, 5,795,661.05 and 1,815,252.29 is: 2,721,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,648.30 : 5,795,661.05 = 1,815,252.29 : x
  2. Step 2: Convert to fraction form
    3,865,648.30/5,795,661.05 = 1,815,252.29/x
  3. Step 3: Cross multiply
    3,865,648.30x = 5,795,661.05 × 1,815,252.29
  4. Step 4: Simplify right side
    3,865,648.30x = 10,520,587,012,103.59
  5. Step 5: Solve for x
    x = 10,520,587,012,103.59/3,865,648.30
  6. Step 6: Final answer
    x = 2,721,558.25

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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.