Home / 1,885,906.89-2,603,051.79-1,161,361.68

Finding the Fourth Proportional to 1,885,906.89, 2,603,051.79 and 1,161,361.68

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Solution

The fourth proportional to 1,885,906.89, 2,603,051.79 and 1,161,361.68 is: 1,602,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,906.89 : 2,603,051.79 = 1,161,361.68 : x
  2. Step 2: Convert to fraction form
    1,885,906.89/2,603,051.79 = 1,161,361.68/x
  3. Step 3: Cross multiply
    1,885,906.89x = 2,603,051.79 × 1,161,361.68
  4. Step 4: Simplify right side
    1,885,906.89x = 3,023,084,599,961.41
  5. Step 5: Solve for x
    x = 3,023,084,599,961.41/1,885,906.89
  6. Step 6: Final answer
    x = 1,602,987.20

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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.