Home / 3,077,321.11-4,246,800.82-1,681,852.14

Finding the Fourth Proportional to 3,077,321.11, 4,246,800.82 and 1,681,852.14

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Solution

The fourth proportional to 3,077,321.11, 4,246,800.82 and 1,681,852.14 is: 2,321,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,321.11 : 4,246,800.82 = 1,681,852.14 : x
  2. Step 2: Convert to fraction form
    3,077,321.11/4,246,800.82 = 1,681,852.14/x
  3. Step 3: Cross multiply
    3,077,321.11x = 4,246,800.82 × 1,681,852.14
  4. Step 4: Simplify right side
    3,077,321.11x = 7,142,491,043,066.12
  5. Step 5: Solve for x
    x = 7,142,491,043,066.12/3,077,321.11
  6. Step 6: Final answer
    x = 2,321,009.34

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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.