Home / 1,449,208.50-1,999,970.19-804,628.77

Finding the Fourth Proportional to 1,449,208.50, 1,999,970.19 and 804,628.77

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Solution

The fourth proportional to 1,449,208.50, 1,999,970.19 and 804,628.77 is: 1,110,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,208.50 : 1,999,970.19 = 804,628.77 : x
  2. Step 2: Convert to fraction form
    1,449,208.50/1,999,970.19 = 804,628.77/x
  3. Step 3: Cross multiply
    1,449,208.50x = 1,999,970.19 × 804,628.77
  4. Step 4: Simplify right side
    1,449,208.50x = 1,609,233,554,016.37
  5. Step 5: Solve for x
    x = 1,609,233,554,016.37/1,449,208.50
  6. Step 6: Final answer
    x = 1,110,422.38

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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.