Home / 1,313,314.46-1,970,132.98-448,892.38

Finding the Fourth Proportional to 1,313,314.46, 1,970,132.98 and 448,892.38

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Solution

The fourth proportional to 1,313,314.46, 1,970,132.98 and 448,892.38 is: 673,393.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,314.46 : 1,970,132.98 = 448,892.38 : x
  2. Step 2: Convert to fraction form
    1,313,314.46/1,970,132.98 = 448,892.38/x
  3. Step 3: Cross multiply
    1,313,314.46x = 1,970,132.98 × 448,892.38
  4. Step 4: Simplify right side
    1,313,314.46x = 884,377,682,308.69
  5. Step 5: Solve for x
    x = 884,377,682,308.69/1,313,314.46
  6. Step 6: Final answer
    x = 673,393.70

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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.