Home / 4,815,282.88-6,645,047.92-2,639,786.48

Finding the Fourth Proportional to 4,815,282.88, 6,645,047.92 and 2,639,786.48

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Solution

The fourth proportional to 4,815,282.88, 6,645,047.92 and 2,639,786.48 is: 3,642,882.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,282.88 : 6,645,047.92 = 2,639,786.48 : x
  2. Step 2: Convert to fraction form
    4,815,282.88/6,645,047.92 = 2,639,786.48/x
  3. Step 3: Cross multiply
    4,815,282.88x = 6,645,047.92 × 2,639,786.48
  4. Step 4: Simplify right side
    4,815,282.88x = 17,541,507,658,168.12
  5. Step 5: Solve for x
    x = 17,541,507,658,168.12/4,815,282.88
  6. Step 6: Final answer
    x = 3,642,882.07

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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.