Home / 1,244,240.80-1,864,978.80-683,677.60

Finding the Fourth Proportional to 1,244,240.80, 1,864,978.80 and 683,677.60

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Solution

The fourth proportional to 1,244,240.80, 1,864,978.80 and 683,677.60 is: 1,024,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,240.80 : 1,864,978.80 = 683,677.60 : x
  2. Step 2: Convert to fraction form
    1,244,240.80/1,864,978.80 = 683,677.60/x
  3. Step 3: Cross multiply
    1,244,240.80x = 1,864,978.80 × 683,677.60
  4. Step 4: Simplify right side
    1,244,240.80x = 1,275,044,230,034.88
  5. Step 5: Solve for x
    x = 1,275,044,230,034.88/1,244,240.80
  6. Step 6: Final answer
    x = 1,024,756.81

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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.