Home / 3,669,155.90-5,503,733.85-1,968,544.70

Finding the Fourth Proportional to 3,669,155.90, 5,503,733.85 and 1,968,544.70

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Solution

The fourth proportional to 3,669,155.90, 5,503,733.85 and 1,968,544.70 is: 2,952,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,155.90 : 5,503,733.85 = 1,968,544.70 : x
  2. Step 2: Convert to fraction form
    3,669,155.90/5,503,733.85 = 1,968,544.70/x
  3. Step 3: Cross multiply
    3,669,155.90x = 5,503,733.85 × 1,968,544.70
  4. Step 4: Simplify right side
    3,669,155.90x = 10,834,346,100,628.09
  5. Step 5: Solve for x
    x = 10,834,346,100,628.09/3,669,155.90
  6. Step 6: Final answer
    x = 2,952,817.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.