Home / 3,541,247-4,886,920.88-1,931,615

Finding the Fourth Proportional to 3,541,247, 4,886,920.88 and 1,931,615

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Solution

The fourth proportional to 3,541,247, 4,886,920.88 and 1,931,615 is: 2,665,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,247 : 4,886,920.88 = 1,931,615 : x
  2. Step 2: Convert to fraction form
    3,541,247/4,886,920.88 = 1,931,615/x
  3. Step 3: Cross multiply
    3,541,247x = 4,886,920.88 × 1,931,615
  4. Step 4: Simplify right side
    3,541,247x = 9,439,649,675,621.20
  5. Step 5: Solve for x
    x = 9,439,649,675,621.20/3,541,247
  6. Step 6: Final answer
    x = 2,665,628.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.