Home / 4,162,381.20-6,242,405.40-1,323,363.60

Finding the Fourth Proportional to 4,162,381.20, 6,242,405.40 and 1,323,363.60

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Solution

The fourth proportional to 4,162,381.20, 6,242,405.40 and 1,323,363.60 is: 1,984,674.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162,381.20 : 6,242,405.40 = 1,323,363.60 : x
  2. Step 2: Convert to fraction form
    4,162,381.20/6,242,405.40 = 1,323,363.60/x
  3. Step 3: Cross multiply
    4,162,381.20x = 6,242,405.40 × 1,323,363.60
  4. Step 4: Simplify right side
    4,162,381.20x = 8,260,972,082,803.44
  5. Step 5: Solve for x
    x = 8,260,972,082,803.44/4,162,381.20
  6. Step 6: Final answer
    x = 1,984,674.56

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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.