Home / 2,091,606.40-3,137,409.60-1,027,331.20

Finding the Fourth Proportional to 2,091,606.40, 3,137,409.60 and 1,027,331.20

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Solution

The fourth proportional to 2,091,606.40, 3,137,409.60 and 1,027,331.20 is: 1,540,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,606.40 : 3,137,409.60 = 1,027,331.20 : x
  2. Step 2: Convert to fraction form
    2,091,606.40/3,137,409.60 = 1,027,331.20/x
  3. Step 3: Cross multiply
    2,091,606.40x = 3,137,409.60 × 1,027,331.20
  4. Step 4: Simplify right side
    2,091,606.40x = 3,223,158,769,259.52
  5. Step 5: Solve for x
    x = 3,223,158,769,259.52/2,091,606.40
  6. Step 6: Final answer
    x = 1,540,996.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.