Home / 3,019,633.68-4,528,887.78-970,329.76

Finding the Fourth Proportional to 3,019,633.68, 4,528,887.78 and 970,329.76

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Solution

The fourth proportional to 3,019,633.68, 4,528,887.78 and 970,329.76 is: 1,455,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,633.68 : 4,528,887.78 = 970,329.76 : x
  2. Step 2: Convert to fraction form
    3,019,633.68/4,528,887.78 = 970,329.76/x
  3. Step 3: Cross multiply
    3,019,633.68x = 4,528,887.78 × 970,329.76
  4. Step 4: Simplify right side
    3,019,633.68x = 4,394,514,592,634.33
  5. Step 5: Solve for x
    x = 4,394,514,592,634.33/3,019,633.68
  6. Step 6: Final answer
    x = 1,455,313.81

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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.