Home / 1,719,022.02-2,578,247.02-520,659.42

Finding the Fourth Proportional to 1,719,022.02, 2,578,247.02 and 520,659.42

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Solution

The fourth proportional to 1,719,022.02, 2,578,247.02 and 520,659.42 is: 780,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,022.02 : 2,578,247.02 = 520,659.42 : x
  2. Step 2: Convert to fraction form
    1,719,022.02/2,578,247.02 = 520,659.42/x
  3. Step 3: Cross multiply
    1,719,022.02x = 2,578,247.02 × 520,659.42
  4. Step 4: Simplify right side
    1,719,022.02x = 1,342,388,598,049.93
  5. Step 5: Solve for x
    x = 1,342,388,598,049.93/1,719,022.02
  6. Step 6: Final answer
    x = 780,902.50

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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.