Home / 2,218,646.23-3,327,979.09-702,336.60

Finding the Fourth Proportional to 2,218,646.23, 3,327,979.09 and 702,336.60

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Solution

The fourth proportional to 2,218,646.23, 3,327,979.09 and 702,336.60 is: 1,053,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,646.23 : 3,327,979.09 = 702,336.60 : x
  2. Step 2: Convert to fraction form
    2,218,646.23/3,327,979.09 = 702,336.60/x
  3. Step 3: Cross multiply
    2,218,646.23x = 3,327,979.09 × 702,336.60
  4. Step 4: Simplify right side
    2,218,646.23x = 2,337,361,507,167.47
  5. Step 5: Solve for x
    x = 2,337,361,507,167.47/2,218,646.23
  6. Step 6: Final answer
    x = 1,053,507.98

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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.