Home / 1,449,119.96-1,999,693.03-804,539.98

Finding the Fourth Proportional to 1,449,119.96, 1,999,693.03 and 804,539.98

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Solution

The fourth proportional to 1,449,119.96, 1,999,693.03 and 804,539.98 is: 1,110,213.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,119.96 : 1,999,693.03 = 804,539.98 : x
  2. Step 2: Convert to fraction form
    1,449,119.96/1,999,693.03 = 804,539.98/x
  3. Step 3: Cross multiply
    1,449,119.96x = 1,999,693.03 × 804,539.98
  4. Step 4: Simplify right side
    1,449,119.96x = 1,608,832,990,362.34
  5. Step 5: Solve for x
    x = 1,608,832,990,362.34/1,449,119.96
  6. Step 6: Final answer
    x = 1,110,213.81

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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.