Home / 1,098,859.28-1,648,850.99-523,133.15

Finding the Fourth Proportional to 1,098,859.28, 1,648,850.99 and 523,133.15

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Solution

The fourth proportional to 1,098,859.28, 1,648,850.99 and 523,133.15 is: 784,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,859.28 : 1,648,850.99 = 523,133.15 : x
  2. Step 2: Convert to fraction form
    1,098,859.28/1,648,850.99 = 523,133.15/x
  3. Step 3: Cross multiply
    1,098,859.28x = 1,648,850.99 × 523,133.15
  4. Step 4: Simplify right side
    1,098,859.28x = 862,568,601,419.40
  5. Step 5: Solve for x
    x = 862,568,601,419.40/1,098,859.28
  6. Step 6: Final answer
    x = 784,967.30

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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.