Home / 1,581,391.68-2,372,092.32-383,309.28

Finding the Fourth Proportional to 1,581,391.68, 2,372,092.32 and 383,309.28

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Solution

The fourth proportional to 1,581,391.68, 2,372,092.32 and 383,309.28 is: 574,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,391.68 : 2,372,092.32 = 383,309.28 : x
  2. Step 2: Convert to fraction form
    1,581,391.68/2,372,092.32 = 383,309.28/x
  3. Step 3: Cross multiply
    1,581,391.68x = 2,372,092.32 × 383,309.28
  4. Step 4: Simplify right side
    1,581,391.68x = 909,244,999,272.73
  5. Step 5: Solve for x
    x = 909,244,999,272.73/1,581,391.68
  6. Step 6: Final answer
    x = 574,965.08

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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.