Home / 1,435,532.90-1,981,080.27-823,797.56

Finding the Fourth Proportional to 1,435,532.90, 1,981,080.27 and 823,797.56

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Solution

The fourth proportional to 1,435,532.90, 1,981,080.27 and 823,797.56 is: 1,136,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,532.90 : 1,981,080.27 = 823,797.56 : x
  2. Step 2: Convert to fraction form
    1,435,532.90/1,981,080.27 = 823,797.56/x
  3. Step 3: Cross multiply
    1,435,532.90x = 1,981,080.27 × 823,797.56
  4. Step 4: Simplify right side
    1,435,532.90x = 1,632,009,097,542.84
  5. Step 5: Solve for x
    x = 1,632,009,097,542.84/1,435,532.90
  6. Step 6: Final answer
    x = 1,136,866.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.