Home / 1,698,225.90-2,548,519.82-1,097,697.57

Finding the Fourth Proportional to 1,698,225.90, 2,548,519.82 and 1,097,697.57

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Solution

The fourth proportional to 1,698,225.90, 2,548,519.82 and 1,097,697.57 is: 1,647,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,225.90 : 2,548,519.82 = 1,097,697.57 : x
  2. Step 2: Convert to fraction form
    1,698,225.90/2,548,519.82 = 1,097,697.57/x
  3. Step 3: Cross multiply
    1,698,225.90x = 2,548,519.82 × 1,097,697.57
  4. Step 4: Simplify right side
    1,698,225.90x = 2,797,504,013,510.84
  5. Step 5: Solve for x
    x = 2,797,504,013,510.84/1,698,225.90
  6. Step 6: Final answer
    x = 1,647,309.71

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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.