Home / 3,340,489.90-5,010,691.11-816,167.02

Finding the Fourth Proportional to 3,340,489.90, 5,010,691.11 and 816,167.02

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Solution

The fourth proportional to 3,340,489.90, 5,010,691.11 and 816,167.02 is: 1,224,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,489.90 : 5,010,691.11 = 816,167.02 : x
  2. Step 2: Convert to fraction form
    3,340,489.90/5,010,691.11 = 816,167.02/x
  3. Step 3: Cross multiply
    3,340,489.90x = 5,010,691.11 × 816,167.02
  4. Step 4: Simplify right side
    3,340,489.90x = 4,089,560,831,389.19
  5. Step 5: Solve for x
    x = 4,089,560,831,389.19/3,340,489.90
  6. Step 6: Final answer
    x = 1,224,239.84

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Why These Related Problems?

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