Home / 4,428,181.28-6,627,212.40-2,831,837.60

Finding the Fourth Proportional to 4,428,181.28, 6,627,212.40 and 2,831,837.60

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Solution

The fourth proportional to 4,428,181.28, 6,627,212.40 and 2,831,837.60 is: 4,238,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,181.28 : 6,627,212.40 = 2,831,837.60 : x
  2. Step 2: Convert to fraction form
    4,428,181.28/6,627,212.40 = 2,831,837.60/x
  3. Step 3: Cross multiply
    4,428,181.28x = 6,627,212.40 × 2,831,837.60
  4. Step 4: Simplify right side
    4,428,181.28x = 18,767,189,257,506.24
  5. Step 5: Solve for x
    x = 18,767,189,257,506.24/4,428,181.28
  6. Step 6: Final answer
    x = 4,238,125.78

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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.