Home / 1,011,090.25-1,394,871.19-581,279.14

Finding the Fourth Proportional to 1,011,090.25, 1,394,871.19 and 581,279.14

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Solution

The fourth proportional to 1,011,090.25, 1,394,871.19 and 581,279.14 is: 801,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,090.25 : 1,394,871.19 = 581,279.14 : x
  2. Step 2: Convert to fraction form
    1,011,090.25/1,394,871.19 = 581,279.14/x
  3. Step 3: Cross multiply
    1,011,090.25x = 1,394,871.19 × 581,279.14
  4. Step 4: Simplify right side
    1,011,090.25x = 810,809,520,793.60
  5. Step 5: Solve for x
    x = 810,809,520,793.60/1,011,090.25
  6. Step 6: Final answer
    x = 801,916.07

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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.