Home / 2,426,905.20-3,642,690.60-1,230,178.80

Finding the Fourth Proportional to 2,426,905.20, 3,642,690.60 and 1,230,178.80

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Solution

The fourth proportional to 2,426,905.20, 3,642,690.60 and 1,230,178.80 is: 1,846,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426,905.20 : 3,642,690.60 = 1,230,178.80 : x
  2. Step 2: Convert to fraction form
    2,426,905.20/3,642,690.60 = 1,230,178.80/x
  3. Step 3: Cross multiply
    2,426,905.20x = 3,642,690.60 × 1,230,178.80
  4. Step 4: Simplify right side
    2,426,905.20x = 4,481,160,751,079.28
  5. Step 5: Solve for x
    x = 4,481,160,751,079.28/2,426,905.20
  6. Step 6: Final answer
    x = 1,846,450.68

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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.