Home / 1,383,824.25-2,076,086.30-386,552.25

Finding the Fourth Proportional to 1,383,824.25, 2,076,086.30 and 386,552.25

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Solution

The fourth proportional to 1,383,824.25, 2,076,086.30 and 386,552.25 is: 579,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,824.25 : 2,076,086.30 = 386,552.25 : x
  2. Step 2: Convert to fraction form
    1,383,824.25/2,076,086.30 = 386,552.25/x
  3. Step 3: Cross multiply
    1,383,824.25x = 2,076,086.30 × 386,552.25
  4. Step 4: Simplify right side
    1,383,824.25x = 802,515,828,526.41
  5. Step 5: Solve for x
    x = 802,515,828,526.41/1,383,824.25
  6. Step 6: Final answer
    x = 579,926.12

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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.