Home / 5,203,575.20-7,180,753.20-2,880,568.64

Finding the Fourth Proportional to 5,203,575.20, 7,180,753.20 and 2,880,568.64

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Solution

The fourth proportional to 5,203,575.20, 7,180,753.20 and 2,880,568.64 is: 3,975,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,575.20 : 7,180,753.20 = 2,880,568.64 : x
  2. Step 2: Convert to fraction form
    5,203,575.20/7,180,753.20 = 2,880,568.64/x
  3. Step 3: Cross multiply
    5,203,575.20x = 7,180,753.20 × 2,880,568.64
  4. Step 4: Simplify right side
    5,203,575.20x = 20,684,652,479,499.65
  5. Step 5: Solve for x
    x = 20,684,652,479,499.65/5,203,575.20
  6. Step 6: Final answer
    x = 3,975,084.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.