Home / 1,449,117.50-1,999,704.09-804,496.20

Finding the Fourth Proportional to 1,449,117.50, 1,999,704.09 and 804,496.20

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Solution

The fourth proportional to 1,449,117.50, 1,999,704.09 and 804,496.20 is: 1,110,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,117.50 : 1,999,704.09 = 804,496.20 : x
  2. Step 2: Convert to fraction form
    1,449,117.50/1,999,704.09 = 804,496.20/x
  3. Step 3: Cross multiply
    1,449,117.50x = 1,999,704.09 × 804,496.20
  4. Step 4: Simplify right side
    1,449,117.50x = 1,608,754,341,529.46
  5. Step 5: Solve for x
    x = 1,608,754,341,529.46/1,449,117.50
  6. Step 6: Final answer
    x = 1,110,161.42

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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.