Home / 2,992,542.31-4,489,444.76-970,629.22

Finding the Fourth Proportional to 2,992,542.31, 4,489,444.76 and 970,629.22

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Solution

The fourth proportional to 2,992,542.31, 4,489,444.76 and 970,629.22 is: 1,456,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,542.31 : 4,489,444.76 = 970,629.22 : x
  2. Step 2: Convert to fraction form
    2,992,542.31/4,489,444.76 = 970,629.22/x
  3. Step 3: Cross multiply
    2,992,542.31x = 4,489,444.76 × 970,629.22
  4. Step 4: Simplify right side
    2,992,542.31x = 4,357,586,249,555.13
  5. Step 5: Solve for x
    x = 4,357,586,249,555.13/2,992,542.31
  6. Step 6: Final answer
    x = 1,456,148.59

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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.