Home / 3,837,857.28-5,296,325.68-2,119,086.48

Finding the Fourth Proportional to 3,837,857.28, 5,296,325.68 and 2,119,086.48

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Solution

The fourth proportional to 3,837,857.28, 5,296,325.68 and 2,119,086.48 is: 2,924,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837,857.28 : 5,296,325.68 = 2,119,086.48 : x
  2. Step 2: Convert to fraction form
    3,837,857.28/5,296,325.68 = 2,119,086.48/x
  3. Step 3: Cross multiply
    3,837,857.28x = 5,296,325.68 × 2,119,086.48
  4. Step 4: Simplify right side
    3,837,857.28x = 11,223,372,142,164.81
  5. Step 5: Solve for x
    x = 11,223,372,142,164.81/3,837,857.28
  6. Step 6: Final answer
    x = 2,924,384.97

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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.