Home / 2,992,561.28-4,489,473.26-970,648.18

Finding the Fourth Proportional to 2,992,561.28, 4,489,473.26 and 970,648.18

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Solution

The fourth proportional to 2,992,561.28, 4,489,473.26 and 970,648.18 is: 1,456,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,561.28 : 4,489,473.26 = 970,648.18 : x
  2. Step 2: Convert to fraction form
    2,992,561.28/4,489,473.26 = 970,648.18/x
  3. Step 3: Cross multiply
    2,992,561.28x = 4,489,473.26 × 970,648.18
  4. Step 4: Simplify right side
    2,992,561.28x = 4,357,699,048,977.67
  5. Step 5: Solve for x
    x = 4,357,699,048,977.67/2,992,561.28
  6. Step 6: Final answer
    x = 1,456,177.05

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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.