Home / 1,892,199.66-2,610,836.55-1,203,621.18

Finding the Fourth Proportional to 1,892,199.66, 2,610,836.55 and 1,203,621.18

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Solution

The fourth proportional to 1,892,199.66, 2,610,836.55 and 1,203,621.18 is: 1,660,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,199.66 : 2,610,836.55 = 1,203,621.18 : x
  2. Step 2: Convert to fraction form
    1,892,199.66/2,610,836.55 = 1,203,621.18/x
  3. Step 3: Cross multiply
    1,892,199.66x = 2,610,836.55 × 1,203,621.18
  4. Step 4: Simplify right side
    1,892,199.66x = 3,142,458,169,098.13
  5. Step 5: Solve for x
    x = 3,142,458,169,098.13/1,892,199.66
  6. Step 6: Final answer
    x = 1,660,743.44

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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.