Home / 2,148,377.12-2,964,771.18-1,181,569.22

Finding the Fourth Proportional to 2,148,377.12, 2,964,771.18 and 1,181,569.22

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Solution

The fourth proportional to 2,148,377.12, 2,964,771.18 and 1,181,569.22 is: 1,630,571.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,377.12 : 2,964,771.18 = 1,181,569.22 : x
  2. Step 2: Convert to fraction form
    2,148,377.12/2,964,771.18 = 1,181,569.22/x
  3. Step 3: Cross multiply
    2,148,377.12x = 2,964,771.18 × 1,181,569.22
  4. Step 4: Simplify right side
    2,148,377.12x = 3,503,082,370,631.08
  5. Step 5: Solve for x
    x = 3,503,082,370,631.08/2,148,377.12
  6. Step 6: Final answer
    x = 1,630,571.44

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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.