Home / 3,700,825.84-5,107,175.04-2,172,958.48

Finding the Fourth Proportional to 3,700,825.84, 5,107,175.04 and 2,172,958.48

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Solution

The fourth proportional to 3,700,825.84, 5,107,175.04 and 2,172,958.48 is: 2,998,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700,825.84 : 5,107,175.04 = 2,172,958.48 : x
  2. Step 2: Convert to fraction form
    3,700,825.84/5,107,175.04 = 2,172,958.48/x
  3. Step 3: Cross multiply
    3,700,825.84x = 5,107,175.04 × 2,172,958.48
  4. Step 4: Simplify right side
    3,700,825.84x = 11,097,679,312,012.34
  5. Step 5: Solve for x
    x = 11,097,679,312,012.34/3,700,825.84
  6. Step 6: Final answer
    x = 2,998,703.48

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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.