Home / 1,100,029.70-1,518,111.13-616,594.97

Finding the Fourth Proportional to 1,100,029.70, 1,518,111.13 and 616,594.97

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Solution

The fourth proportional to 1,100,029.70, 1,518,111.13 and 616,594.97 is: 850,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,029.70 : 1,518,111.13 = 616,594.97 : x
  2. Step 2: Convert to fraction form
    1,100,029.70/1,518,111.13 = 616,594.97/x
  3. Step 3: Cross multiply
    1,100,029.70x = 1,518,111.13 × 616,594.97
  4. Step 4: Simplify right side
    1,100,029.70x = 936,059,686,659.02
  5. Step 5: Solve for x
    x = 936,059,686,659.02/1,100,029.70
  6. Step 6: Final answer
    x = 850,940.38

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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.