Home / 1,738,125.80-2,607,059.10-726,986.60

Finding the Fourth Proportional to 1,738,125.80, 2,607,059.10 and 726,986.60

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Solution

The fourth proportional to 1,738,125.80, 2,607,059.10 and 726,986.60 is: 1,090,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,125.80 : 2,607,059.10 = 726,986.60 : x
  2. Step 2: Convert to fraction form
    1,738,125.80/2,607,059.10 = 726,986.60/x
  3. Step 3: Cross multiply
    1,738,125.80x = 2,607,059.10 × 726,986.60
  4. Step 4: Simplify right side
    1,738,125.80x = 1,895,297,031,108.06
  5. Step 5: Solve for x
    x = 1,895,297,031,108.06/1,738,125.80
  6. Step 6: Final answer
    x = 1,090,425.69

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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.