Home / 1,513,093-2,269,048.98-660,425.44

Finding the Fourth Proportional to 1,513,093, 2,269,048.98 and 660,425.44

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Solution

The fourth proportional to 1,513,093, 2,269,048.98 and 660,425.44 is: 990,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,093 : 2,269,048.98 = 660,425.44 : x
  2. Step 2: Convert to fraction form
    1,513,093/2,269,048.98 = 660,425.44/x
  3. Step 3: Cross multiply
    1,513,093x = 2,269,048.98 × 660,425.44
  4. Step 4: Simplify right side
    1,513,093x = 1,498,537,670,998.05
  5. Step 5: Solve for x
    x = 1,498,537,670,998.05/1,513,093
  6. Step 6: Final answer
    x = 990,380.41

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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.