Home / 3,756,982-5,184,635.16-2,147,384.56

Finding the Fourth Proportional to 3,756,982, 5,184,635.16 and 2,147,384.56

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Solution

The fourth proportional to 3,756,982, 5,184,635.16 and 2,147,384.56 is: 2,963,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756,982 : 5,184,635.16 = 2,147,384.56 : x
  2. Step 2: Convert to fraction form
    3,756,982/5,184,635.16 = 2,147,384.56/x
  3. Step 3: Cross multiply
    3,756,982x = 5,184,635.16 × 2,147,384.56
  4. Step 4: Simplify right side
    3,756,982x = 11,133,405,491,817.13
  5. Step 5: Solve for x
    x = 11,133,405,491,817.13/3,756,982
  6. Step 6: Final answer
    x = 2,963,390.69

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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.