Home / 3,467,107.32-4,784,749.08-1,918,343.82

Finding the Fourth Proportional to 3,467,107.32, 4,784,749.08 and 1,918,343.82

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Solution

The fourth proportional to 3,467,107.32, 4,784,749.08 and 1,918,343.82 is: 2,647,392.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,107.32 : 4,784,749.08 = 1,918,343.82 : x
  2. Step 2: Convert to fraction form
    3,467,107.32/4,784,749.08 = 1,918,343.82/x
  3. Step 3: Cross multiply
    3,467,107.32x = 4,784,749.08 × 1,918,343.82
  4. Step 4: Simplify right side
    3,467,107.32x = 9,178,793,827,868.69
  5. Step 5: Solve for x
    x = 9,178,793,827,868.69/3,467,107.32
  6. Step 6: Final answer
    x = 2,647,392.47

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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.