Home / 5,320,418.80-7,975,379.40-2,622,535.60

Finding the Fourth Proportional to 5,320,418.80, 7,975,379.40 and 2,622,535.60

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Solution

The fourth proportional to 5,320,418.80, 7,975,379.40 and 2,622,535.60 is: 3,931,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,418.80 : 7,975,379.40 = 2,622,535.60 : x
  2. Step 2: Convert to fraction form
    5,320,418.80/7,975,379.40 = 2,622,535.60/x
  3. Step 3: Cross multiply
    5,320,418.80x = 7,975,379.40 × 2,622,535.60
  4. Step 4: Simplify right side
    5,320,418.80x = 20,915,716,400,006.64
  5. Step 5: Solve for x
    x = 20,915,716,400,006.64/5,320,418.80
  6. Step 6: Final answer
    x = 3,931,216.17

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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.