Home / 1,474,150.72-2,211,384.12-409,197.28

Finding the Fourth Proportional to 1,474,150.72, 2,211,384.12 and 409,197.28

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Solution

The fourth proportional to 1,474,150.72, 2,211,384.12 and 409,197.28 is: 613,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,150.72 : 2,211,384.12 = 409,197.28 : x
  2. Step 2: Convert to fraction form
    1,474,150.72/2,211,384.12 = 409,197.28/x
  3. Step 3: Cross multiply
    1,474,150.72x = 2,211,384.12 × 409,197.28
  4. Step 4: Simplify right side
    1,474,150.72x = 904,892,366,939.19
  5. Step 5: Solve for x
    x = 904,892,366,939.19/1,474,150.72
  6. Step 6: Final answer
    x = 613,839.79

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1.5x scale

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.