Home / 3,786,227.42-5,681,114.65-1,866,091.90

Finding the Fourth Proportional to 3,786,227.42, 5,681,114.65 and 1,866,091.90

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Solution

The fourth proportional to 3,786,227.42, 5,681,114.65 and 1,866,091.90 is: 2,800,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786,227.42 : 5,681,114.65 = 1,866,091.90 : x
  2. Step 2: Convert to fraction form
    3,786,227.42/5,681,114.65 = 1,866,091.90/x
  3. Step 3: Cross multiply
    3,786,227.42x = 5,681,114.65 × 1,866,091.90
  4. Step 4: Simplify right side
    3,786,227.42x = 10,601,482,031,336.34
  5. Step 5: Solve for x
    x = 10,601,482,031,336.34/3,786,227.42
  6. Step 6: Final answer
    x = 2,800,011.95

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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.