Home / 3,103,550.42-4,282,257.62-1,814,141.38

Finding the Fourth Proportional to 3,103,550.42, 4,282,257.62 and 1,814,141.38

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Solution

The fourth proportional to 3,103,550.42, 4,282,257.62 and 1,814,141.38 is: 2,503,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,550.42 : 4,282,257.62 = 1,814,141.38 : x
  2. Step 2: Convert to fraction form
    3,103,550.42/4,282,257.62 = 1,814,141.38/x
  3. Step 3: Cross multiply
    3,103,550.42x = 4,282,257.62 × 1,814,141.38
  4. Step 4: Simplify right side
    3,103,550.42x = 7,768,620,748,262.32
  5. Step 5: Solve for x
    x = 7,768,620,748,262.32/3,103,550.42
  6. Step 6: Final answer
    x = 2,503,139.85

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Double scale
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1.5x scale

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.