Home / 1,097,661.60-1,647,529.20-677,757.60

Finding the Fourth Proportional to 1,097,661.60, 1,647,529.20 and 677,757.60

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Solution

The fourth proportional to 1,097,661.60, 1,647,529.20 and 677,757.60 is: 1,017,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,661.60 : 1,647,529.20 = 677,757.60 : x
  2. Step 2: Convert to fraction form
    1,097,661.60/1,647,529.20 = 677,757.60/x
  3. Step 3: Cross multiply
    1,097,661.60x = 1,647,529.20 × 677,757.60
  4. Step 4: Simplify right side
    1,097,661.60x = 1,116,625,436,521.92
  5. Step 5: Solve for x
    x = 1,116,625,436,521.92/1,097,661.60
  6. Step 6: Final answer
    x = 1,017,276.58

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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.