Home / 4,784,728.20-7,177,748.40-1,589,521.20

Finding the Fourth Proportional to 4,784,728.20, 7,177,748.40 and 1,589,521.20

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Solution

The fourth proportional to 4,784,728.20, 7,177,748.40 and 1,589,521.20 is: 2,384,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784,728.20 : 7,177,748.40 = 1,589,521.20 : x
  2. Step 2: Convert to fraction form
    4,784,728.20/7,177,748.40 = 1,589,521.20/x
  3. Step 3: Cross multiply
    4,784,728.20x = 7,177,748.40 × 1,589,521.20
  4. Step 4: Simplify right side
    4,784,728.20x = 11,409,183,250,066.08
  5. Step 5: Solve for x
    x = 11,409,183,250,066.08/4,784,728.20
  6. Step 6: Final answer
    x = 2,384,499.76

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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.