Home / 2,592,724.80-3,889,061.60-819,796.80

Finding the Fourth Proportional to 2,592,724.80, 3,889,061.60 and 819,796.80

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Solution

The fourth proportional to 2,592,724.80, 3,889,061.60 and 819,796.80 is: 1,229,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,724.80 : 3,889,061.60 = 819,796.80 : x
  2. Step 2: Convert to fraction form
    2,592,724.80/3,889,061.60 = 819,796.80/x
  3. Step 3: Cross multiply
    2,592,724.80x = 3,889,061.60 × 819,796.80
  4. Step 4: Simplify right side
    2,592,724.80x = 3,188,240,254,682.88
  5. Step 5: Solve for x
    x = 3,188,240,254,682.88/2,592,724.80
  6. Step 6: Final answer
    x = 1,229,687.11

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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.