Home / 1,131,194.51-1,694,519.90-523,130.51

Finding the Fourth Proportional to 1,131,194.51, 1,694,519.90 and 523,130.51

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Solution

The fourth proportional to 1,131,194.51, 1,694,519.90 and 523,130.51 is: 783,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,194.51 : 1,694,519.90 = 523,130.51 : x
  2. Step 2: Convert to fraction form
    1,131,194.51/1,694,519.90 = 523,130.51/x
  3. Step 3: Cross multiply
    1,131,194.51x = 1,694,519.90 × 523,130.51
  4. Step 4: Simplify right side
    1,131,194.51x = 886,455,063,074.54
  5. Step 5: Solve for x
    x = 886,455,063,074.54/1,131,194.51
  6. Step 6: Final answer
    x = 783,645.13

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Double scale
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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.