Home / 1,449,203.60-1,999,963.40-804,623.73

Finding the Fourth Proportional to 1,449,203.60, 1,999,963.40 and 804,623.73

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Solution

The fourth proportional to 1,449,203.60, 1,999,963.40 and 804,623.73 is: 1,110,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,203.60 : 1,999,963.40 = 804,623.73 : x
  2. Step 2: Convert to fraction form
    1,449,203.60/1,999,963.40 = 804,623.73/x
  3. Step 3: Cross multiply
    1,449,203.60x = 1,999,963.40 × 804,623.73
  4. Step 4: Simplify right side
    1,449,203.60x = 1,609,218,010,771.48
  5. Step 5: Solve for x
    x = 1,609,218,010,771.48/1,449,203.60
  6. Step 6: Final answer
    x = 1,110,415.41

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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.