Home / 3,002,541.21-4,143,352.91-1,644,385.05

Finding the Fourth Proportional to 3,002,541.21, 4,143,352.91 and 1,644,385.05

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Solution

The fourth proportional to 3,002,541.21, 4,143,352.91 and 1,644,385.05 is: 2,269,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002,541.21 : 4,143,352.91 = 1,644,385.05 : x
  2. Step 2: Convert to fraction form
    3,002,541.21/4,143,352.91 = 1,644,385.05/x
  3. Step 3: Cross multiply
    3,002,541.21x = 4,143,352.91 × 1,644,385.05
  4. Step 4: Simplify right side
    3,002,541.21x = 6,813,267,573,856.07
  5. Step 5: Solve for x
    x = 6,813,267,573,856.07/3,002,541.21
  6. Step 6: Final answer
    x = 2,269,167.05

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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.