Home / 3,329,829.40-4,992,721.48-1,305,648.19

Finding the Fourth Proportional to 3,329,829.40, 4,992,721.48 and 1,305,648.19

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Solution

The fourth proportional to 3,329,829.40, 4,992,721.48 and 1,305,648.19 is: 1,957,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329,829.40 : 4,992,721.48 = 1,305,648.19 : x
  2. Step 2: Convert to fraction form
    3,329,829.40/4,992,721.48 = 1,305,648.19/x
  3. Step 3: Cross multiply
    3,329,829.40x = 4,992,721.48 × 1,305,648.19
  4. Step 4: Simplify right side
    3,329,829.40x = 6,518,737,763,536.12
  5. Step 5: Solve for x
    x = 6,518,737,763,536.12/3,329,829.40
  6. Step 6: Final answer
    x = 1,957,679.20

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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.