Home / 3,812,770.05-5,261,603.55-2,070,423.88

Finding the Fourth Proportional to 3,812,770.05, 5,261,603.55 and 2,070,423.88

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Solution

The fourth proportional to 3,812,770.05, 5,261,603.55 and 2,070,423.88 is: 2,857,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,770.05 : 5,261,603.55 = 2,070,423.88 : x
  2. Step 2: Convert to fraction form
    3,812,770.05/5,261,603.55 = 2,070,423.88/x
  3. Step 3: Cross multiply
    3,812,770.05x = 5,261,603.55 × 2,070,423.88
  4. Step 4: Simplify right side
    3,812,770.05x = 10,893,749,611,606.30
  5. Step 5: Solve for x
    x = 10,893,749,611,606.30/3,812,770.05
  6. Step 6: Final answer
    x = 2,857,174.56

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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.