Home / 3,103,548.91-4,282,255.56-1,814,139.88

Finding the Fourth Proportional to 3,103,548.91, 4,282,255.56 and 1,814,139.88

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Solution

The fourth proportional to 3,103,548.91, 4,282,255.56 and 1,814,139.88 is: 2,503,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,548.91 : 4,282,255.56 = 1,814,139.88 : x
  2. Step 2: Convert to fraction form
    3,103,548.91/4,282,255.56 = 1,814,139.88/x
  3. Step 3: Cross multiply
    3,103,548.91x = 4,282,255.56 × 1,814,139.88
  4. Step 4: Simplify right side
    3,103,548.91x = 7,768,610,587,747.73
  5. Step 5: Solve for x
    x = 7,768,610,587,747.73/3,103,548.91
  6. Step 6: Final answer
    x = 2,503,137.80

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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.