Home / 4,536,228.20-6,801,979.96-2,139,429.32

Finding the Fourth Proportional to 4,536,228.20, 6,801,979.96 and 2,139,429.32

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Solution

The fourth proportional to 4,536,228.20, 6,801,979.96 and 2,139,429.32 is: 3,208,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,536,228.20 : 6,801,979.96 = 2,139,429.32 : x
  2. Step 2: Convert to fraction form
    4,536,228.20/6,801,979.96 = 2,139,429.32/x
  3. Step 3: Cross multiply
    4,536,228.20x = 6,801,979.96 × 2,139,429.32
  4. Step 4: Simplify right side
    4,536,228.20x = 14,552,355,360,476.43
  5. Step 5: Solve for x
    x = 14,552,355,360,476.43/4,536,228.20
  6. Step 6: Final answer
    x = 3,208,029.83

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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.