Home / 1,169,375.64-1,613,285.51-685,764.33

Finding the Fourth Proportional to 1,169,375.64, 1,613,285.51 and 685,764.33

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Solution

The fourth proportional to 1,169,375.64, 1,613,285.51 and 685,764.33 is: 946,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,375.64 : 1,613,285.51 = 685,764.33 : x
  2. Step 2: Convert to fraction form
    1,169,375.64/1,613,285.51 = 685,764.33/x
  3. Step 3: Cross multiply
    1,169,375.64x = 1,613,285.51 × 685,764.33
  4. Step 4: Simplify right side
    1,169,375.64x = 1,106,333,647,385.22
  5. Step 5: Solve for x
    x = 1,106,333,647,385.22/1,169,375.64
  6. Step 6: Final answer
    x = 946,089.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.