Home / 3,768,965.90-5,655,198.45-1,973,876.30

Finding the Fourth Proportional to 3,768,965.90, 5,655,198.45 and 1,973,876.30

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Solution

The fourth proportional to 3,768,965.90, 5,655,198.45 and 1,973,876.30 is: 2,961,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,965.90 : 5,655,198.45 = 1,973,876.30 : x
  2. Step 2: Convert to fraction form
    3,768,965.90/5,655,198.45 = 1,973,876.30/x
  3. Step 3: Cross multiply
    3,768,965.90x = 5,655,198.45 × 1,973,876.30
  4. Step 4: Simplify right side
    3,768,965.90x = 11,162,662,192,251.74
  5. Step 5: Solve for x
    x = 11,162,662,192,251.74/3,768,965.90
  6. Step 6: Final answer
    x = 2,961,730.75

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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.