Home / 1,093,451.80-1,507,622.88-899,180.60

Finding the Fourth Proportional to 1,093,451.80, 1,507,622.88 and 899,180.60

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Solution

The fourth proportional to 1,093,451.80, 1,507,622.88 and 899,180.60 is: 1,239,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,451.80 : 1,507,622.88 = 899,180.60 : x
  2. Step 2: Convert to fraction form
    1,093,451.80/1,507,622.88 = 899,180.60/x
  3. Step 3: Cross multiply
    1,093,451.80x = 1,507,622.88 × 899,180.60
  4. Step 4: Simplify right side
    1,093,451.80x = 1,355,625,245,812.13
  5. Step 5: Solve for x
    x = 1,355,625,245,812.13/1,093,451.80
  6. Step 6: Final answer
    x = 1,239,766.81

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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.