Home / 2,171,867.38-2,997,177.38-1,204,995.35

Finding the Fourth Proportional to 2,171,867.38, 2,997,177.38 and 1,204,995.35

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Solution

The fourth proportional to 2,171,867.38, 2,997,177.38 and 1,204,995.35 is: 1,662,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,867.38 : 2,997,177.38 = 1,204,995.35 : x
  2. Step 2: Convert to fraction form
    2,171,867.38/2,997,177.38 = 1,204,995.35/x
  3. Step 3: Cross multiply
    2,171,867.38x = 2,997,177.38 × 1,204,995.35
  4. Step 4: Simplify right side
    2,171,867.38x = 3,611,584,806,025.18
  5. Step 5: Solve for x
    x = 3,611,584,806,025.18/2,171,867.38
  6. Step 6: Final answer
    x = 1,662,893.80

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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.