Home / 1,981,023.39-2,972,866.73-701,626.28

Finding the Fourth Proportional to 1,981,023.39, 2,972,866.73 and 701,626.28

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Solution

The fourth proportional to 1,981,023.39, 2,972,866.73 and 701,626.28 is: 1,052,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,023.39 : 2,972,866.73 = 701,626.28 : x
  2. Step 2: Convert to fraction form
    1,981,023.39/2,972,866.73 = 701,626.28/x
  3. Step 3: Cross multiply
    1,981,023.39x = 2,972,866.73 × 701,626.28
  4. Step 4: Simplify right side
    1,981,023.39x = 2,085,841,406,333.20
  5. Step 5: Solve for x
    x = 2,085,841,406,333.20/1,981,023.39
  6. Step 6: Final answer
    x = 1,052,911.04

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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.