Home / 2,630,375.75-3,629,918.54-1,423,151.75

Finding the Fourth Proportional to 2,630,375.75, 3,629,918.54 and 1,423,151.75

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Solution

The fourth proportional to 2,630,375.75, 3,629,918.54 and 1,423,151.75 is: 1,963,949.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,375.75 : 3,629,918.54 = 1,423,151.75 : x
  2. Step 2: Convert to fraction form
    2,630,375.75/3,629,918.54 = 1,423,151.75/x
  3. Step 3: Cross multiply
    2,630,375.75x = 3,629,918.54 × 1,423,151.75
  4. Step 4: Simplify right side
    2,630,375.75x = 5,165,924,922,558.45
  5. Step 5: Solve for x
    x = 5,165,924,922,558.45/2,630,375.75
  6. Step 6: Final answer
    x = 1,963,949.42

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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.