Home / 1,394,098.49-2,090,981.66-383,323.19

Finding the Fourth Proportional to 1,394,098.49, 2,090,981.66 and 383,323.19

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Solution

The fourth proportional to 1,394,098.49, 2,090,981.66 and 383,323.19 is: 574,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,098.49 : 2,090,981.66 = 383,323.19 : x
  2. Step 2: Convert to fraction form
    1,394,098.49/2,090,981.66 = 383,323.19/x
  3. Step 3: Cross multiply
    1,394,098.49x = 2,090,981.66 × 383,323.19
  4. Step 4: Simplify right side
    1,394,098.49x = 801,521,747,771.17
  5. Step 5: Solve for x
    x = 801,521,747,771.17/1,394,098.49
  6. Step 6: Final answer
    x = 574,939.11

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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.