Home / 1,383,416.27-2,074,968.55-372,612.21

Finding the Fourth Proportional to 1,383,416.27, 2,074,968.55 and 372,612.21

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Solution

The fourth proportional to 1,383,416.27, 2,074,968.55 and 372,612.21 is: 558,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,416.27 : 2,074,968.55 = 372,612.21 : x
  2. Step 2: Convert to fraction form
    1,383,416.27/2,074,968.55 = 372,612.21/x
  3. Step 3: Cross multiply
    1,383,416.27x = 2,074,968.55 × 372,612.21
  4. Step 4: Simplify right side
    1,383,416.27x = 773,158,616,164.47
  5. Step 5: Solve for x
    x = 773,158,616,164.47/1,383,416.27
  6. Step 6: Final answer
    x = 558,876.34

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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.