Home / 851,186.22-1,174,719.83-635,952.62

Finding the Fourth Proportional to 851,186.22, 1,174,719.83 and 635,952.62

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Solution

The fourth proportional to 851,186.22, 1,174,719.83 and 635,952.62 is: 877,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,186.22 : 1,174,719.83 = 635,952.62 : x
  2. Step 2: Convert to fraction form
    851,186.22/1,174,719.83 = 635,952.62/x
  3. Step 3: Cross multiply
    851,186.22x = 1,174,719.83 × 635,952.62
  4. Step 4: Simplify right side
    851,186.22x = 747,066,144,601.09
  5. Step 5: Solve for x
    x = 747,066,144,601.09/851,186.22
  6. Step 6: Final answer
    x = 877,676.50

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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.