Home / 2,302,343.44-3,178,479.64-1,384,777.42

Finding the Fourth Proportional to 2,302,343.44, 3,178,479.64 and 1,384,777.42

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Solution

The fourth proportional to 2,302,343.44, 3,178,479.64 and 1,384,777.42 is: 1,911,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302,343.44 : 3,178,479.64 = 1,384,777.42 : x
  2. Step 2: Convert to fraction form
    2,302,343.44/3,178,479.64 = 1,384,777.42/x
  3. Step 3: Cross multiply
    2,302,343.44x = 3,178,479.64 × 1,384,777.42
  4. Step 4: Simplify right side
    2,302,343.44x = 4,401,486,826,590.04
  5. Step 5: Solve for x
    x = 4,401,486,826,590.04/2,302,343.44
  6. Step 6: Final answer
    x = 1,911,742.07

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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.