Home / 3,960,679.48-5,941,945.76-1,228,083.12

Finding the Fourth Proportional to 3,960,679.48, 5,941,945.76 and 1,228,083.12

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Solution

The fourth proportional to 3,960,679.48, 5,941,945.76 and 1,228,083.12 is: 1,842,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,679.48 : 5,941,945.76 = 1,228,083.12 : x
  2. Step 2: Convert to fraction form
    3,960,679.48/5,941,945.76 = 1,228,083.12/x
  3. Step 3: Cross multiply
    3,960,679.48x = 5,941,945.76 × 1,228,083.12
  4. Step 4: Simplify right side
    3,960,679.48x = 7,297,203,281,671.16
  5. Step 5: Solve for x
    x = 7,297,203,281,671.16/3,960,679.48
  6. Step 6: Final answer
    x = 1,842,411.97

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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.