Home / 1,383,571.90-2,076,232.65-814,951.90

Finding the Fourth Proportional to 1,383,571.90, 2,076,232.65 and 814,951.90

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Solution

The fourth proportional to 1,383,571.90, 2,076,232.65 and 814,951.90 is: 1,222,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,571.90 : 2,076,232.65 = 814,951.90 : x
  2. Step 2: Convert to fraction form
    1,383,571.90/2,076,232.65 = 814,951.90/x
  3. Step 3: Cross multiply
    1,383,571.90x = 2,076,232.65 × 814,951.90
  4. Step 4: Simplify right side
    1,383,571.90x = 1,692,029,742,959.54
  5. Step 5: Solve for x
    x = 1,692,029,742,959.54/1,383,571.90
  6. Step 6: Final answer
    x = 1,222,943.12

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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.