Home / 3,785,801.09-5,224,378.21-2,066,921.61

Finding the Fourth Proportional to 3,785,801.09, 5,224,378.21 and 2,066,921.61

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Solution

The fourth proportional to 3,785,801.09, 5,224,378.21 and 2,066,921.61 is: 2,852,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,801.09 : 5,224,378.21 = 2,066,921.61 : x
  2. Step 2: Convert to fraction form
    3,785,801.09/5,224,378.21 = 2,066,921.61/x
  3. Step 3: Cross multiply
    3,785,801.09x = 5,224,378.21 × 2,066,921.61
  4. Step 4: Simplify right side
    3,785,801.09x = 10,798,380,221,062.12
  5. Step 5: Solve for x
    x = 10,798,380,221,062.12/3,785,801.09
  6. Step 6: Final answer
    x = 2,852,336.92

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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.