Home / 4,002,071.50-5,522,860.38-2,166,529.74

Finding the Fourth Proportional to 4,002,071.50, 5,522,860.38 and 2,166,529.74

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Solution

The fourth proportional to 4,002,071.50, 5,522,860.38 and 2,166,529.74 is: 2,989,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,071.50 : 5,522,860.38 = 2,166,529.74 : x
  2. Step 2: Convert to fraction form
    4,002,071.50/5,522,860.38 = 2,166,529.74/x
  3. Step 3: Cross multiply
    4,002,071.50x = 5,522,860.38 × 2,166,529.74
  4. Step 4: Simplify right side
    4,002,071.50x = 11,965,441,224,690.75
  5. Step 5: Solve for x
    x = 11,965,441,224,690.75/4,002,071.50
  6. Step 6: Final answer
    x = 2,989,811.96

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1.5x scale

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.