Home / 3,975,691.20-5,965,286.40-1,844,678.40

Finding the Fourth Proportional to 3,975,691.20, 5,965,286.40 and 1,844,678.40

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Solution

The fourth proportional to 3,975,691.20, 5,965,286.40 and 1,844,678.40 is: 2,767,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,691.20 : 5,965,286.40 = 1,844,678.40 : x
  2. Step 2: Convert to fraction form
    3,975,691.20/5,965,286.40 = 1,844,678.40/x
  3. Step 3: Cross multiply
    3,975,691.20x = 5,965,286.40 × 1,844,678.40
  4. Step 4: Simplify right side
    3,975,691.20x = 11,004,034,971,893.76
  5. Step 5: Solve for x
    x = 11,004,034,971,893.76/3,975,691.20
  6. Step 6: Final answer
    x = 2,767,829.40

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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.