Home / 958,818.80-1,438,228.20-896,610.80

Finding the Fourth Proportional to 958,818.80, 1,438,228.20 and 896,610.80

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Solution

The fourth proportional to 958,818.80, 1,438,228.20 and 896,610.80 is: 1,344,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,818.80 : 1,438,228.20 = 896,610.80 : x
  2. Step 2: Convert to fraction form
    958,818.80/1,438,228.20 = 896,610.80/x
  3. Step 3: Cross multiply
    958,818.80x = 1,438,228.20 × 896,610.80
  4. Step 4: Simplify right side
    958,818.80x = 1,289,530,936,984.56
  5. Step 5: Solve for x
    x = 1,289,530,936,984.56/958,818.80
  6. Step 6: Final answer
    x = 1,344,916.20

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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.