Home / 1,449,198.96-1,999,957.08-804,619.28

Finding the Fourth Proportional to 1,449,198.96, 1,999,957.08 and 804,619.28

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Solution

The fourth proportional to 1,449,198.96, 1,999,957.08 and 804,619.28 is: 1,110,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,198.96 : 1,999,957.08 = 804,619.28 : x
  2. Step 2: Convert to fraction form
    1,449,198.96/1,999,957.08 = 804,619.28/x
  3. Step 3: Cross multiply
    1,449,198.96x = 1,999,957.08 × 804,619.28
  4. Step 4: Simplify right side
    1,449,198.96x = 1,609,204,025,740.50
  5. Step 5: Solve for x
    x = 1,609,204,025,740.50/1,449,198.96
  6. Step 6: Final answer
    x = 1,110,409.32

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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.