Home / 3,950,276.40-5,921,866.80-1,555,754.40

Finding the Fourth Proportional to 3,950,276.40, 5,921,866.80 and 1,555,754.40

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Solution

The fourth proportional to 3,950,276.40, 5,921,866.80 and 1,555,754.40 is: 2,332,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,276.40 : 5,921,866.80 = 1,555,754.40 : x
  2. Step 2: Convert to fraction form
    3,950,276.40/5,921,866.80 = 1,555,754.40/x
  3. Step 3: Cross multiply
    3,950,276.40x = 5,921,866.80 × 1,555,754.40
  4. Step 4: Simplify right side
    3,950,276.40x = 9,212,970,330,313.92
  5. Step 5: Solve for x
    x = 9,212,970,330,313.92/3,950,276.40
  6. Step 6: Final answer
    x = 2,332,234.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.