Home / 3,621,456.18-5,426,867.43-1,821,866.22

Finding the Fourth Proportional to 3,621,456.18, 5,426,867.43 and 1,821,866.22

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Solution

The fourth proportional to 3,621,456.18, 5,426,867.43 and 1,821,866.22 is: 2,730,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,456.18 : 5,426,867.43 = 1,821,866.22 : x
  2. Step 2: Convert to fraction form
    3,621,456.18/5,426,867.43 = 1,821,866.22/x
  3. Step 3: Cross multiply
    3,621,456.18x = 5,426,867.43 × 1,821,866.22
  4. Step 4: Simplify right side
    3,621,456.18x = 9,887,026,451,135.22
  5. Step 5: Solve for x
    x = 9,887,026,451,135.22/3,621,456.18
  6. Step 6: Final answer
    x = 2,730,124.56

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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.