Home / 2,921,618.20-4,031,824.60-1,632,459.60

Finding the Fourth Proportional to 2,921,618.20, 4,031,824.60 and 1,632,459.60

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Solution

The fourth proportional to 2,921,618.20, 4,031,824.60 and 1,632,459.60 is: 2,252,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,618.20 : 4,031,824.60 = 1,632,459.60 : x
  2. Step 2: Convert to fraction form
    2,921,618.20/4,031,824.60 = 1,632,459.60/x
  3. Step 3: Cross multiply
    2,921,618.20x = 4,031,824.60 × 1,632,459.60
  4. Step 4: Simplify right side
    2,921,618.20x = 6,581,790,773,786.16
  5. Step 5: Solve for x
    x = 6,581,790,773,786.16/2,921,618.20
  6. Step 6: Final answer
    x = 2,252,789.49

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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.