Home / 1,972,654.56-2,722,264.20-1,089,605.52

Finding the Fourth Proportional to 1,972,654.56, 2,722,264.20 and 1,089,605.52

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Solution

The fourth proportional to 1,972,654.56, 2,722,264.20 and 1,089,605.52 is: 1,503,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,654.56 : 2,722,264.20 = 1,089,605.52 : x
  2. Step 2: Convert to fraction form
    1,972,654.56/2,722,264.20 = 1,089,605.52/x
  3. Step 3: Cross multiply
    1,972,654.56x = 2,722,264.20 × 1,089,605.52
  4. Step 4: Simplify right side
    1,972,654.56x = 2,966,194,099,218.38
  5. Step 5: Solve for x
    x = 2,966,194,099,218.38/1,972,654.56
  6. Step 6: Final answer
    x = 1,503,656.12

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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.