Home / 1,090,453.64-1,504,720.50-804,127.88

Finding the Fourth Proportional to 1,090,453.64, 1,504,720.50 and 804,127.88

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Solution

The fourth proportional to 1,090,453.64, 1,504,720.50 and 804,127.88 is: 1,109,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,453.64 : 1,504,720.50 = 804,127.88 : x
  2. Step 2: Convert to fraction form
    1,090,453.64/1,504,720.50 = 804,127.88/x
  3. Step 3: Cross multiply
    1,090,453.64x = 1,504,720.50 × 804,127.88
  4. Step 4: Simplify right side
    1,090,453.64x = 1,209,987,705,657.54
  5. Step 5: Solve for x
    x = 1,209,987,705,657.54/1,090,453.64
  6. Step 6: Final answer
    x = 1,109,618.66

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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.