Home / 1,242,247.24-1,862,912.46-443,315.08

Finding the Fourth Proportional to 1,242,247.24, 1,862,912.46 and 443,315.08

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Solution

The fourth proportional to 1,242,247.24, 1,862,912.46 and 443,315.08 is: 664,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,247.24 : 1,862,912.46 = 443,315.08 : x
  2. Step 2: Convert to fraction form
    1,242,247.24/1,862,912.46 = 443,315.08/x
  3. Step 3: Cross multiply
    1,242,247.24x = 1,862,912.46 × 443,315.08
  4. Step 4: Simplify right side
    1,242,247.24x = 825,857,186,237.90
  5. Step 5: Solve for x
    x = 825,857,186,237.90/1,242,247.24
  6. Step 6: Final answer
    x = 664,809.03

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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.