Home / 3,103,572.50-4,282,287.90-1,814,163.38

Finding the Fourth Proportional to 3,103,572.50, 4,282,287.90 and 1,814,163.38

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Solution

The fourth proportional to 3,103,572.50, 4,282,287.90 and 1,814,163.38 is: 2,503,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,572.50 : 4,282,287.90 = 1,814,163.38 : x
  2. Step 2: Convert to fraction form
    3,103,572.50/4,282,287.90 = 1,814,163.38/x
  3. Step 3: Cross multiply
    3,103,572.50x = 4,282,287.90 × 1,814,163.38
  4. Step 4: Simplify right side
    3,103,572.50x = 7,768,769,890,797.10
  5. Step 5: Solve for x
    x = 7,768,769,890,797.10/3,103,572.50
  6. Step 6: Final answer
    x = 2,503,170.10

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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.