Home / 1,981,990.08-2,972,984.04-562,057.92

Finding the Fourth Proportional to 1,981,990.08, 2,972,984.04 and 562,057.92

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Solution

The fourth proportional to 1,981,990.08, 2,972,984.04 and 562,057.92 is: 843,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,990.08 : 2,972,984.04 = 562,057.92 : x
  2. Step 2: Convert to fraction form
    1,981,990.08/2,972,984.04 = 562,057.92/x
  3. Step 3: Cross multiply
    1,981,990.08x = 2,972,984.04 × 562,057.92
  4. Step 4: Simplify right side
    1,981,990.08x = 1,670,989,225,715.60
  5. Step 5: Solve for x
    x = 1,670,989,225,715.60/1,981,990.08
  6. Step 6: Final answer
    x = 843,086.57

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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.