Home / 3,918,146.62-5,877,687.33-1,894,936.69

Finding the Fourth Proportional to 3,918,146.62, 5,877,687.33 and 1,894,936.69

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Solution

The fourth proportional to 3,918,146.62, 5,877,687.33 and 1,894,936.69 is: 2,842,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,146.62 : 5,877,687.33 = 1,894,936.69 : x
  2. Step 2: Convert to fraction form
    3,918,146.62/5,877,687.33 = 1,894,936.69/x
  3. Step 3: Cross multiply
    3,918,146.62x = 5,877,687.33 × 1,894,936.69
  4. Step 4: Simplify right side
    3,918,146.62x = 11,137,845,373,965.14
  5. Step 5: Solve for x
    x = 11,137,845,373,965.14/3,918,146.62
  6. Step 6: Final answer
    x = 2,842,631.08

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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.