Home / 3,997,622.11-5,516,718.44-2,162,080.35

Finding the Fourth Proportional to 3,997,622.11, 5,516,718.44 and 2,162,080.35

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Solution

The fourth proportional to 3,997,622.11, 5,516,718.44 and 2,162,080.35 is: 2,983,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,622.11 : 5,516,718.44 = 2,162,080.35 : x
  2. Step 2: Convert to fraction form
    3,997,622.11/5,516,718.44 = 2,162,080.35/x
  3. Step 3: Cross multiply
    3,997,622.11x = 5,516,718.44 × 2,162,080.35
  4. Step 4: Simplify right side
    3,997,622.11x = 11,927,588,524,796.25
  5. Step 5: Solve for x
    x = 11,927,588,524,796.25/3,997,622.11
  6. Step 6: Final answer
    x = 2,983,670.84

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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.