Home / 3,770,911.32-5,206,461.12-3,529,991.40

Finding the Fourth Proportional to 3,770,911.32, 5,206,461.12 and 3,529,991.40

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Solution

The fourth proportional to 3,770,911.32, 5,206,461.12 and 3,529,991.40 is: 4,873,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770,911.32 : 5,206,461.12 = 3,529,991.40 : x
  2. Step 2: Convert to fraction form
    3,770,911.32/5,206,461.12 = 3,529,991.40/x
  3. Step 3: Cross multiply
    3,770,911.32x = 5,206,461.12 × 3,529,991.40
  4. Step 4: Simplify right side
    3,770,911.32x = 18,378,762,978,034.37
  5. Step 5: Solve for x
    x = 18,378,762,978,034.37/3,770,911.32
  6. Step 6: Final answer
    x = 4,873,825.30

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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.