Home / 1,313,732.52-1,813,076.46-823,780.08

Finding the Fourth Proportional to 1,313,732.52, 1,813,076.46 and 823,780.08

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Solution

The fourth proportional to 1,313,732.52, 1,813,076.46 and 823,780.08 is: 1,136,895.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,732.52 : 1,813,076.46 = 823,780.08 : x
  2. Step 2: Convert to fraction form
    1,313,732.52/1,813,076.46 = 823,780.08/x
  3. Step 3: Cross multiply
    1,313,732.52x = 1,813,076.46 × 823,780.08
  4. Step 4: Simplify right side
    1,313,732.52x = 1,493,576,271,264.92
  5. Step 5: Solve for x
    x = 1,493,576,271,264.92/1,313,732.52
  6. Step 6: Final answer
    x = 1,136,895.26

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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.