Home / 4,143,385.08-5,718,158.43-2,511,861.21

Finding the Fourth Proportional to 4,143,385.08, 5,718,158.43 and 2,511,861.21

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Solution

The fourth proportional to 4,143,385.08, 5,718,158.43 and 2,511,861.21 is: 3,466,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,385.08 : 5,718,158.43 = 2,511,861.21 : x
  2. Step 2: Convert to fraction form
    4,143,385.08/5,718,158.43 = 2,511,861.21/x
  3. Step 3: Cross multiply
    4,143,385.08x = 5,718,158.43 × 2,511,861.21
  4. Step 4: Simplify right side
    4,143,385.08x = 14,363,220,352,951.50
  5. Step 5: Solve for x
    x = 14,363,220,352,951.50/4,143,385.08
  6. Step 6: Final answer
    x = 3,466,542.47

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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.