Home / 1,474,146.32-2,211,231.86-409,271.42

Finding the Fourth Proportional to 1,474,146.32, 2,211,231.86 and 409,271.42

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Solution

The fourth proportional to 1,474,146.32, 2,211,231.86 and 409,271.42 is: 613,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,146.32 : 2,211,231.86 = 409,271.42 : x
  2. Step 2: Convert to fraction form
    1,474,146.32/2,211,231.86 = 409,271.42/x
  3. Step 3: Cross multiply
    1,474,146.32x = 2,211,231.86 × 409,271.42
  4. Step 4: Simplify right side
    1,474,146.32x = 904,994,003,291.44
  5. Step 5: Solve for x
    x = 904,994,003,291.44/1,474,146.32
  6. Step 6: Final answer
    x = 613,910.57

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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.