Home / 1,015,719.78-1,522,505.46-375,612.22

Finding the Fourth Proportional to 1,015,719.78, 1,522,505.46 and 375,612.22

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Solution

The fourth proportional to 1,015,719.78, 1,522,505.46 and 375,612.22 is: 563,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,719.78 : 1,522,505.46 = 375,612.22 : x
  2. Step 2: Convert to fraction form
    1,015,719.78/1,522,505.46 = 375,612.22/x
  3. Step 3: Cross multiply
    1,015,719.78x = 1,522,505.46 × 375,612.22
  4. Step 4: Simplify right side
    1,015,719.78x = 571,871,659,104.40
  5. Step 5: Solve for x
    x = 571,871,659,104.40/1,015,719.78
  6. Step 6: Final answer
    x = 563,021.09

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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.