Home / 3,817,679.65-5,726,221.80-2,219,223.22

Finding the Fourth Proportional to 3,817,679.65, 5,726,221.80 and 2,219,223.22

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Solution

The fourth proportional to 3,817,679.65, 5,726,221.80 and 2,219,223.22 is: 3,328,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,679.65 : 5,726,221.80 = 2,219,223.22 : x
  2. Step 2: Convert to fraction form
    3,817,679.65/5,726,221.80 = 2,219,223.22/x
  3. Step 3: Cross multiply
    3,817,679.65x = 5,726,221.80 × 2,219,223.22
  4. Step 4: Simplify right side
    3,817,679.65x = 12,707,764,381,430.20
  5. Step 5: Solve for x
    x = 12,707,764,381,430.20/3,817,679.65
  6. Step 6: Final answer
    x = 3,328,661.79

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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.