Home / 3,448,871.28-5,164,473.72-2,878,834.96

Finding the Fourth Proportional to 3,448,871.28, 5,164,473.72 and 2,878,834.96

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Solution

The fourth proportional to 3,448,871.28, 5,164,473.72 and 2,878,834.96 is: 4,310,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,871.28 : 5,164,473.72 = 2,878,834.96 : x
  2. Step 2: Convert to fraction form
    3,448,871.28/5,164,473.72 = 2,878,834.96/x
  3. Step 3: Cross multiply
    3,448,871.28x = 5,164,473.72 × 2,878,834.96
  4. Step 4: Simplify right side
    3,448,871.28x = 14,867,667,495,137.25
  5. Step 5: Solve for x
    x = 14,867,667,495,137.25/3,448,871.28
  6. Step 6: Final answer
    x = 4,310,879.21

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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.