Home / 1,090,760.16-1,504,479.36-945,302.80

Finding the Fourth Proportional to 1,090,760.16, 1,504,479.36 and 945,302.80

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Solution

The fourth proportional to 1,090,760.16, 1,504,479.36 and 945,302.80 is: 1,303,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,760.16 : 1,504,479.36 = 945,302.80 : x
  2. Step 2: Convert to fraction form
    1,090,760.16/1,504,479.36 = 945,302.80/x
  3. Step 3: Cross multiply
    1,090,760.16x = 1,504,479.36 × 945,302.80
  4. Step 4: Simplify right side
    1,090,760.16x = 1,422,188,551,550.21
  5. Step 5: Solve for x
    x = 1,422,188,551,550.21/1,090,760.16
  6. Step 6: Final answer
    x = 1,303,850.84

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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.