Home / 812,725.80-1,217,922.30-597,816.60

Finding the Fourth Proportional to 812,725.80, 1,217,922.30 and 597,816.60

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Solution

The fourth proportional to 812,725.80, 1,217,922.30 and 597,816.60 is: 895,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,725.80 : 1,217,922.30 = 597,816.60 : x
  2. Step 2: Convert to fraction form
    812,725.80/1,217,922.30 = 597,816.60/x
  3. Step 3: Cross multiply
    812,725.80x = 1,217,922.30 × 597,816.60
  4. Step 4: Simplify right side
    812,725.80x = 728,094,168,450.18
  5. Step 5: Solve for x
    x = 728,094,168,450.18/812,725.80
  6. Step 6: Final answer
    x = 895,866.93

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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.