Home / 4,581,825.80-6,872,738.70-2,557,992.20

Finding the Fourth Proportional to 4,581,825.80, 6,872,738.70 and 2,557,992.20

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Solution

The fourth proportional to 4,581,825.80, 6,872,738.70 and 2,557,992.20 is: 3,836,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581,825.80 : 6,872,738.70 = 2,557,992.20 : x
  2. Step 2: Convert to fraction form
    4,581,825.80/6,872,738.70 = 2,557,992.20/x
  3. Step 3: Cross multiply
    4,581,825.80x = 6,872,738.70 × 2,557,992.20
  4. Step 4: Simplify right side
    4,581,825.80x = 17,580,411,987,238.14
  5. Step 5: Solve for x
    x = 17,580,411,987,238.14/4,581,825.80
  6. Step 6: Final answer
    x = 3,836,988.30

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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.