Home / 3,950,116.61-5,451,160.91-2,139,280.61

Finding the Fourth Proportional to 3,950,116.61, 5,451,160.91 and 2,139,280.61

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Solution

The fourth proportional to 3,950,116.61, 5,451,160.91 and 2,139,280.61 is: 2,952,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,116.61 : 5,451,160.91 = 2,139,280.61 : x
  2. Step 2: Convert to fraction form
    3,950,116.61/5,451,160.91 = 2,139,280.61/x
  3. Step 3: Cross multiply
    3,950,116.61x = 5,451,160.91 × 2,139,280.61
  4. Step 4: Simplify right side
    3,950,116.61x = 11,661,562,798,800.75
  5. Step 5: Solve for x
    x = 11,661,562,798,800.75/3,950,116.61
  6. Step 6: Final answer
    x = 2,952,207.23

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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.