Home / 2,148,685.77-2,965,242.47-1,181,841.44

Finding the Fourth Proportional to 2,148,685.77, 2,965,242.47 and 1,181,841.44

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Solution

The fourth proportional to 2,148,685.77, 2,965,242.47 and 1,181,841.44 is: 1,630,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,685.77 : 2,965,242.47 = 1,181,841.44 : x
  2. Step 2: Convert to fraction form
    2,148,685.77/2,965,242.47 = 1,181,841.44/x
  3. Step 3: Cross multiply
    2,148,685.77x = 2,965,242.47 × 1,181,841.44
  4. Step 4: Simplify right side
    2,148,685.77x = 3,504,446,409,958.54
  5. Step 5: Solve for x
    x = 3,504,446,409,958.54/2,148,685.77
  6. Step 6: Final answer
    x = 1,630,972.04

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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.