Home / 2,685,471.23-4,028,167.36-663,715.31

Finding the Fourth Proportional to 2,685,471.23, 4,028,167.36 and 663,715.31

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Solution

The fourth proportional to 2,685,471.23, 4,028,167.36 and 663,715.31 is: 995,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,471.23 : 4,028,167.36 = 663,715.31 : x
  2. Step 2: Convert to fraction form
    2,685,471.23/4,028,167.36 = 663,715.31/x
  3. Step 3: Cross multiply
    2,685,471.23x = 4,028,167.36 × 663,715.31
  4. Step 4: Simplify right side
    2,685,471.23x = 2,673,556,326,274.16
  5. Step 5: Solve for x
    x = 2,673,556,326,274.16/2,685,471.23
  6. Step 6: Final answer
    x = 995,563.20

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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.