Home / 3,103,574.50-4,282,290.66-1,814,165.38

Finding the Fourth Proportional to 3,103,574.50, 4,282,290.66 and 1,814,165.38

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Solution

The fourth proportional to 3,103,574.50, 4,282,290.66 and 1,814,165.38 is: 2,503,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,574.50 : 4,282,290.66 = 1,814,165.38 : x
  2. Step 2: Convert to fraction form
    3,103,574.50/4,282,290.66 = 1,814,165.38/x
  3. Step 3: Cross multiply
    3,103,574.50x = 4,282,290.66 × 1,814,165.38
  4. Step 4: Simplify right side
    3,103,574.50x = 7,768,783,462,469.35
  5. Step 5: Solve for x
    x = 7,768,783,462,469.35/3,103,574.50
  6. Step 6: Final answer
    x = 2,503,172.86

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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.