Home / 1,095,717.12-1,512,061.46-612,286.23

Finding the Fourth Proportional to 1,095,717.12, 1,512,061.46 and 612,286.23

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Solution

The fourth proportional to 1,095,717.12, 1,512,061.46 and 612,286.23 is: 844,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,717.12 : 1,512,061.46 = 612,286.23 : x
  2. Step 2: Convert to fraction form
    1,095,717.12/1,512,061.46 = 612,286.23/x
  3. Step 3: Cross multiply
    1,095,717.12x = 1,512,061.46 × 612,286.23
  4. Step 4: Simplify right side
    1,095,717.12x = 925,814,415,776.57
  5. Step 5: Solve for x
    x = 925,814,415,776.57/1,095,717.12
  6. Step 6: Final answer
    x = 844,939.27

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Double scale
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1.5x scale

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.