Home / 1,339,532.58-1,848,619.17-823,309

Finding the Fourth Proportional to 1,339,532.58, 1,848,619.17 and 823,309

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Solution

The fourth proportional to 1,339,532.58, 1,848,619.17 and 823,309 is: 1,136,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,532.58 : 1,848,619.17 = 823,309 : x
  2. Step 2: Convert to fraction form
    1,339,532.58/1,848,619.17 = 823,309/x
  3. Step 3: Cross multiply
    1,339,532.58x = 1,848,619.17 × 823,309
  4. Step 4: Simplify right side
    1,339,532.58x = 1,521,984,800,233.53
  5. Step 5: Solve for x
    x = 1,521,984,800,233.53/1,339,532.58
  6. Step 6: Final answer
    x = 1,136,205.88

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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.