Home / 1,095,705.20-1,512,044.16-612,274.32

Finding the Fourth Proportional to 1,095,705.20, 1,512,044.16 and 612,274.32

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Solution

The fourth proportional to 1,095,705.20, 1,512,044.16 and 612,274.32 is: 844,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,705.20 : 1,512,044.16 = 612,274.32 : x
  2. Step 2: Convert to fraction form
    1,095,705.20/1,512,044.16 = 612,274.32/x
  3. Step 3: Cross multiply
    1,095,705.20x = 1,512,044.16 × 612,274.32
  4. Step 4: Simplify right side
    1,095,705.20x = 925,785,809,873.97
  5. Step 5: Solve for x
    x = 925,785,809,873.97/1,095,705.20
  6. Step 6: Final answer
    x = 844,922.35

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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.