Home / 1,279,935.09-1,766,316.44-699,166.27

Finding the Fourth Proportional to 1,279,935.09, 1,766,316.44 and 699,166.27

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Solution

The fourth proportional to 1,279,935.09, 1,766,316.44 and 699,166.27 is: 964,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,935.09 : 1,766,316.44 = 699,166.27 : x
  2. Step 2: Convert to fraction form
    1,279,935.09/1,766,316.44 = 699,166.27/x
  3. Step 3: Cross multiply
    1,279,935.09x = 1,766,316.44 × 699,166.27
  4. Step 4: Simplify right side
    1,279,935.09x = 1,234,948,876,994.48
  5. Step 5: Solve for x
    x = 1,234,948,876,994.48/1,279,935.09
  6. Step 6: Final answer
    x = 964,852.74

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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.