Home / 3,782,415.29-5,219,707.95-2,150,822.75

Finding the Fourth Proportional to 3,782,415.29, 5,219,707.95 and 2,150,822.75

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Solution

The fourth proportional to 3,782,415.29, 5,219,707.95 and 2,150,822.75 is: 2,968,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,415.29 : 5,219,707.95 = 2,150,822.75 : x
  2. Step 2: Convert to fraction form
    3,782,415.29/5,219,707.95 = 2,150,822.75/x
  3. Step 3: Cross multiply
    3,782,415.29x = 5,219,707.95 × 2,150,822.75
  4. Step 4: Simplify right side
    3,782,415.29x = 11,226,666,581,117.32
  5. Step 5: Solve for x
    x = 11,226,666,581,117.32/3,782,415.29
  6. Step 6: Final answer
    x = 2,968,121.09

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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.