Home / 1,089,335.70-1,503,261.66-605,890.44

Finding the Fourth Proportional to 1,089,335.70, 1,503,261.66 and 605,890.44

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Solution

The fourth proportional to 1,089,335.70, 1,503,261.66 and 605,890.44 is: 836,116.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,335.70 : 1,503,261.66 = 605,890.44 : x
  2. Step 2: Convert to fraction form
    1,089,335.70/1,503,261.66 = 605,890.44/x
  3. Step 3: Cross multiply
    1,089,335.70x = 1,503,261.66 × 605,890.44
  4. Step 4: Simplify right side
    1,089,335.70x = 910,811,868,612.53
  5. Step 5: Solve for x
    x = 910,811,868,612.53/1,089,335.70
  6. Step 6: Final answer
    x = 836,116.79

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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.