Home / 1,383,767.25-2,076,250.34-743,323.74

Finding the Fourth Proportional to 1,383,767.25, 2,076,250.34 and 743,323.74

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Solution

The fourth proportional to 1,383,767.25, 2,076,250.34 and 743,323.74 is: 1,115,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,767.25 : 2,076,250.34 = 743,323.74 : x
  2. Step 2: Convert to fraction form
    1,383,767.25/2,076,250.34 = 743,323.74/x
  3. Step 3: Cross multiply
    1,383,767.25x = 2,076,250.34 × 743,323.74
  4. Step 4: Simplify right side
    1,383,767.25x = 1,543,326,167,905.07
  5. Step 5: Solve for x
    x = 1,543,326,167,905.07/1,383,767.25
  6. Step 6: Final answer
    x = 1,115,307.63

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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.