Home / 4,119,633.20-6,179,449.80-2,607,978.80

Finding the Fourth Proportional to 4,119,633.20, 6,179,449.80 and 2,607,978.80

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Solution

The fourth proportional to 4,119,633.20, 6,179,449.80 and 2,607,978.80 is: 3,911,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,633.20 : 6,179,449.80 = 2,607,978.80 : x
  2. Step 2: Convert to fraction form
    4,119,633.20/6,179,449.80 = 2,607,978.80/x
  3. Step 3: Cross multiply
    4,119,633.20x = 6,179,449.80 × 2,607,978.80
  4. Step 4: Simplify right side
    4,119,633.20x = 16,115,874,074,064.24
  5. Step 5: Solve for x
    x = 16,115,874,074,064.24/4,119,633.20
  6. Step 6: Final answer
    x = 3,911,968.20

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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.