Home / 3,950,117.61-5,451,162.29-2,139,281.61

Finding the Fourth Proportional to 3,950,117.61, 5,451,162.29 and 2,139,281.61

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Solution

The fourth proportional to 3,950,117.61, 5,451,162.29 and 2,139,281.61 is: 2,952,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,117.61 : 5,451,162.29 = 2,139,281.61 : x
  2. Step 2: Convert to fraction form
    3,950,117.61/5,451,162.29 = 2,139,281.61/x
  3. Step 3: Cross multiply
    3,950,117.61x = 5,451,162.29 × 2,139,281.61
  4. Step 4: Simplify right side
    3,950,117.61x = 11,661,571,240,122.49
  5. Step 5: Solve for x
    x = 11,661,571,240,122.49/3,950,117.61
  6. Step 6: Final answer
    x = 2,952,208.62

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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.