Home / 1,081,554.96-1,622,507.40-450,532.56

Finding the Fourth Proportional to 1,081,554.96, 1,622,507.40 and 450,532.56

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Solution

The fourth proportional to 1,081,554.96, 1,622,507.40 and 450,532.56 is: 675,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,554.96 : 1,622,507.40 = 450,532.56 : x
  2. Step 2: Convert to fraction form
    1,081,554.96/1,622,507.40 = 450,532.56/x
  3. Step 3: Cross multiply
    1,081,554.96x = 1,622,507.40 × 450,532.56
  4. Step 4: Simplify right side
    1,081,554.96x = 730,992,412,540.94
  5. Step 5: Solve for x
    x = 730,992,412,540.94/1,081,554.96
  6. Step 6: Final answer
    x = 675,871.72

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Double scale
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Similar ratio
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1.5x scale

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.