Home / 1,649,968.59-2,474,963.82-639,202.80

Finding the Fourth Proportional to 1,649,968.59, 2,474,963.82 and 639,202.80

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Solution

The fourth proportional to 1,649,968.59, 2,474,963.82 and 639,202.80 is: 958,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,968.59 : 2,474,963.82 = 639,202.80 : x
  2. Step 2: Convert to fraction form
    1,649,968.59/2,474,963.82 = 639,202.80/x
  3. Step 3: Cross multiply
    1,649,968.59x = 2,474,963.82 × 639,202.80
  4. Step 4: Simplify right side
    1,649,968.59x = 1,582,003,803,642.70
  5. Step 5: Solve for x
    x = 1,582,003,803,642.70/1,649,968.59
  6. Step 6: Final answer
    x = 958,808.44

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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.