Home / 1,474,711.39-2,212,066.05-409,753

Finding the Fourth Proportional to 1,474,711.39, 2,212,066.05 and 409,753

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Solution

The fourth proportional to 1,474,711.39, 2,212,066.05 and 409,753 is: 614,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,711.39 : 2,212,066.05 = 409,753 : x
  2. Step 2: Convert to fraction form
    1,474,711.39/2,212,066.05 = 409,753/x
  3. Step 3: Cross multiply
    1,474,711.39x = 2,212,066.05 × 409,753
  4. Step 4: Simplify right side
    1,474,711.39x = 906,400,700,185.65
  5. Step 5: Solve for x
    x = 906,400,700,185.65/1,474,711.39
  6. Step 6: Final answer
    x = 614,629.21

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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.