Home / 3,180,652.52-4,388,972.75-1,891,243.79

Finding the Fourth Proportional to 3,180,652.52, 4,388,972.75 and 1,891,243.79

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Solution

The fourth proportional to 3,180,652.52, 4,388,972.75 and 1,891,243.79 is: 2,609,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,652.52 : 4,388,972.75 = 1,891,243.79 : x
  2. Step 2: Convert to fraction form
    3,180,652.52/4,388,972.75 = 1,891,243.79/x
  3. Step 3: Cross multiply
    3,180,652.52x = 4,388,972.75 × 1,891,243.79
  4. Step 4: Simplify right side
    3,180,652.52x = 8,300,617,450,066.45
  5. Step 5: Solve for x
    x = 8,300,617,450,066.45/3,180,652.52
  6. Step 6: Final answer
    x = 2,609,721.56

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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.