Home / 782,046.20-1,097,813.80-782,046.20

Finding the Fourth Proportional to 782,046.20, 1,097,813.80 and 782,046.20

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Solution

The fourth proportional to 782,046.20, 1,097,813.80 and 782,046.20 is: 1,097,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,046.20 : 1,097,813.80 = 782,046.20 : x
  2. Step 2: Convert to fraction form
    782,046.20/1,097,813.80 = 782,046.20/x
  3. Step 3: Cross multiply
    782,046.20x = 1,097,813.80 × 782,046.20
  4. Step 4: Simplify right side
    782,046.20x = 858,541,110,597.56
  5. Step 5: Solve for x
    x = 858,541,110,597.56/782,046.20
  6. Step 6: Final answer
    x = 1,097,813.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.