Home / 1,348,658.68-2,022,744.29-388,878.31

Finding the Fourth Proportional to 1,348,658.68, 2,022,744.29 and 388,878.31

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Solution

The fourth proportional to 1,348,658.68, 2,022,744.29 and 388,878.31 is: 583,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,658.68 : 2,022,744.29 = 388,878.31 : x
  2. Step 2: Convert to fraction form
    1,348,658.68/2,022,744.29 = 388,878.31/x
  3. Step 3: Cross multiply
    1,348,658.68x = 2,022,744.29 × 388,878.31
  4. Step 4: Simplify right side
    1,348,658.68x = 786,601,383,828.83
  5. Step 5: Solve for x
    x = 786,601,383,828.83/1,348,658.68
  6. Step 6: Final answer
    x = 583,247.19

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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.