Home / 4,890,490.20-7,335,760.64-2,867,315.27

Finding the Fourth Proportional to 4,890,490.20, 7,335,760.64 and 2,867,315.27

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Solution

The fourth proportional to 4,890,490.20, 7,335,760.64 and 2,867,315.27 is: 4,300,987.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,490.20 : 7,335,760.64 = 2,867,315.27 : x
  2. Step 2: Convert to fraction form
    4,890,490.20/7,335,760.64 = 2,867,315.27/x
  3. Step 3: Cross multiply
    4,890,490.20x = 7,335,760.64 × 2,867,315.27
  4. Step 4: Simplify right side
    4,890,490.20x = 21,033,938,449,121.59
  5. Step 5: Solve for x
    x = 21,033,938,449,121.59/4,890,490.20
  6. Step 6: Final answer
    x = 4,300,987.75

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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.