Home / 3,669,419.15-5,504,128.73-3,075,976.70

Finding the Fourth Proportional to 3,669,419.15, 5,504,128.73 and 3,075,976.70

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Solution

The fourth proportional to 3,669,419.15, 5,504,128.73 and 3,075,976.70 is: 4,613,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,419.15 : 5,504,128.73 = 3,075,976.70 : x
  2. Step 2: Convert to fraction form
    3,669,419.15/5,504,128.73 = 3,075,976.70/x
  3. Step 3: Cross multiply
    3,669,419.15x = 5,504,128.73 × 3,075,976.70
  4. Step 4: Simplify right side
    3,669,419.15x = 16,930,571,727,280.59
  5. Step 5: Solve for x
    x = 16,930,571,727,280.59/3,669,419.15
  6. Step 6: Final answer
    x = 4,613,965.05

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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.