Home / 3,422,666.90-5,126,618.96-3,221,445.62

Finding the Fourth Proportional to 3,422,666.90, 5,126,618.96 and 3,221,445.62

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Solution

The fourth proportional to 3,422,666.90, 5,126,618.96 and 3,221,445.62 is: 4,825,221.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,666.90 : 5,126,618.96 = 3,221,445.62 : x
  2. Step 2: Convert to fraction form
    3,422,666.90/5,126,618.96 = 3,221,445.62/x
  3. Step 3: Cross multiply
    3,422,666.90x = 5,126,618.96 × 3,221,445.62
  4. Step 4: Simplify right side
    3,422,666.90x = 16,515,124,194,100.96
  5. Step 5: Solve for x
    x = 16,515,124,194,100.96/3,422,666.90
  6. Step 6: Final answer
    x = 4,825,221.00

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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.