Home / 1,449,197.28-1,999,954.80-804,617.52

Finding the Fourth Proportional to 1,449,197.28, 1,999,954.80 and 804,617.52

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Solution

The fourth proportional to 1,449,197.28, 1,999,954.80 and 804,617.52 is: 1,110,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,197.28 : 1,999,954.80 = 804,617.52 : x
  2. Step 2: Convert to fraction form
    1,449,197.28/1,999,954.80 = 804,617.52/x
  3. Step 3: Cross multiply
    1,449,197.28x = 1,999,954.80 × 804,617.52
  4. Step 4: Simplify right side
    1,449,197.28x = 1,609,198,671,288.10
  5. Step 5: Solve for x
    x = 1,609,198,671,288.10/1,449,197.28
  6. Step 6: Final answer
    x = 1,110,406.91

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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.