Home / 1,981,025.39-2,972,869.73-701,628.28

Finding the Fourth Proportional to 1,981,025.39, 2,972,869.73 and 701,628.28

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Solution

The fourth proportional to 1,981,025.39, 2,972,869.73 and 701,628.28 is: 1,052,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,025.39 : 2,972,869.73 = 701,628.28 : x
  2. Step 2: Convert to fraction form
    1,981,025.39/2,972,869.73 = 701,628.28/x
  3. Step 3: Cross multiply
    1,981,025.39x = 2,972,869.73 × 701,628.28
  4. Step 4: Simplify right side
    1,981,025.39x = 2,085,849,475,323.96
  5. Step 5: Solve for x
    x = 2,085,849,475,323.96/1,981,025.39
  6. Step 6: Final answer
    x = 1,052,914.05

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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.