Home / 876,665.70-1,314,998.55-757,091.48

Finding the Fourth Proportional to 876,665.70, 1,314,998.55 and 757,091.48

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Solution

The fourth proportional to 876,665.70, 1,314,998.55 and 757,091.48 is: 1,135,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,665.70 : 1,314,998.55 = 757,091.48 : x
  2. Step 2: Convert to fraction form
    876,665.70/1,314,998.55 = 757,091.48/x
  3. Step 3: Cross multiply
    876,665.70x = 1,314,998.55 × 757,091.48
  4. Step 4: Simplify right side
    876,665.70x = 995,574,191,842.36
  5. Step 5: Solve for x
    x = 995,574,191,842.36/876,665.70
  6. Step 6: Final answer
    x = 1,135,637.21

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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.