Home / 3,820,226.76-5,271,801.84-2,101,346.88

Finding the Fourth Proportional to 3,820,226.76, 5,271,801.84 and 2,101,346.88

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Solution

The fourth proportional to 3,820,226.76, 5,271,801.84 and 2,101,346.88 is: 2,899,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,226.76 : 5,271,801.84 = 2,101,346.88 : x
  2. Step 2: Convert to fraction form
    3,820,226.76/5,271,801.84 = 2,101,346.88/x
  3. Step 3: Cross multiply
    3,820,226.76x = 5,271,801.84 × 2,101,346.88
  4. Step 4: Simplify right side
    3,820,226.76x = 11,077,884,348,462.26
  5. Step 5: Solve for x
    x = 11,077,884,348,462.26/3,820,226.76
  6. Step 6: Final answer
    x = 2,899,797.59

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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.