Home / 1,109,845.68-1,664,978.40-351,877.92

Finding the Fourth Proportional to 1,109,845.68, 1,664,978.40 and 351,877.92

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Solution

The fourth proportional to 1,109,845.68, 1,664,978.40 and 351,877.92 is: 527,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,845.68 : 1,664,978.40 = 351,877.92 : x
  2. Step 2: Convert to fraction form
    1,109,845.68/1,664,978.40 = 351,877.92/x
  3. Step 3: Cross multiply
    1,109,845.68x = 1,664,978.40 × 351,877.92
  4. Step 4: Simplify right side
    1,109,845.68x = 585,869,136,236.93
  5. Step 5: Solve for x
    x = 585,869,136,236.93/1,109,845.68
  6. Step 6: Final answer
    x = 527,883.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.