Home / 2,091,805.20-3,137,693.76-1,384,996.32

Finding the Fourth Proportional to 2,091,805.20, 3,137,693.76 and 1,384,996.32

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Solution

The fourth proportional to 2,091,805.20, 3,137,693.76 and 1,384,996.32 is: 2,077,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,805.20 : 3,137,693.76 = 1,384,996.32 : x
  2. Step 2: Convert to fraction form
    2,091,805.20/3,137,693.76 = 1,384,996.32/x
  3. Step 3: Cross multiply
    2,091,805.20x = 3,137,693.76 × 1,384,996.32
  4. Step 4: Simplify right side
    2,091,805.20x = 4,345,694,310,886.96
  5. Step 5: Solve for x
    x = 4,345,694,310,886.96/2,091,805.20
  6. Step 6: Final answer
    x = 2,077,485.18

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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.