Home / 1,341,664.56-2,012,700.87-443,201.22

Finding the Fourth Proportional to 1,341,664.56, 2,012,700.87 and 443,201.22

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Solution

The fourth proportional to 1,341,664.56, 2,012,700.87 and 443,201.22 is: 664,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,664.56 : 2,012,700.87 = 443,201.22 : x
  2. Step 2: Convert to fraction form
    1,341,664.56/2,012,700.87 = 443,201.22/x
  3. Step 3: Cross multiply
    1,341,664.56x = 2,012,700.87 × 443,201.22
  4. Step 4: Simplify right side
    1,341,664.56x = 892,031,481,079.06
  5. Step 5: Solve for x
    x = 892,031,481,079.06/1,341,664.56
  6. Step 6: Final answer
    x = 664,869.23

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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.