Home / 897,112.22-1,344,145.03-541,378.75

Finding the Fourth Proportional to 897,112.22, 1,344,145.03 and 541,378.75

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Solution

The fourth proportional to 897,112.22, 1,344,145.03 and 541,378.75 is: 811,148.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,112.22 : 1,344,145.03 = 541,378.75 : x
  2. Step 2: Convert to fraction form
    897,112.22/1,344,145.03 = 541,378.75/x
  3. Step 3: Cross multiply
    897,112.22x = 1,344,145.03 × 541,378.75
  4. Step 4: Simplify right side
    897,112.22x = 727,691,556,160.11
  5. Step 5: Solve for x
    x = 727,691,556,160.11/897,112.22
  6. Step 6: Final answer
    x = 811,148.86

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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.