Home / 3,134,448.40-4,701,672.60-2,979,619.60

Finding the Fourth Proportional to 3,134,448.40, 4,701,672.60 and 2,979,619.60

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Solution

The fourth proportional to 3,134,448.40, 4,701,672.60 and 2,979,619.60 is: 4,469,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,448.40 : 4,701,672.60 = 2,979,619.60 : x
  2. Step 2: Convert to fraction form
    3,134,448.40/4,701,672.60 = 2,979,619.60/x
  3. Step 3: Cross multiply
    3,134,448.40x = 4,701,672.60 × 2,979,619.60
  4. Step 4: Simplify right side
    3,134,448.40x = 14,009,195,831,742.96
  5. Step 5: Solve for x
    x = 14,009,195,831,742.96/3,134,448.40
  6. Step 6: Final answer
    x = 4,469,429.40

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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.