Home / 1,704,672.72-2,353,332.78-1,245,271.44

Finding the Fourth Proportional to 1,704,672.72, 2,353,332.78 and 1,245,271.44

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Solution

The fourth proportional to 1,704,672.72, 2,353,332.78 and 1,245,271.44 is: 1,719,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,672.72 : 2,353,332.78 = 1,245,271.44 : x
  2. Step 2: Convert to fraction form
    1,704,672.72/2,353,332.78 = 1,245,271.44/x
  3. Step 3: Cross multiply
    1,704,672.72x = 2,353,332.78 × 1,245,271.44
  4. Step 4: Simplify right side
    1,704,672.72x = 2,930,538,099,749.80
  5. Step 5: Solve for x
    x = 2,930,538,099,749.80/1,704,672.72
  6. Step 6: Final answer
    x = 1,719,120.66

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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.