Home / 3,312,019.20-4,961,905.20-1,887,844.80

Finding the Fourth Proportional to 3,312,019.20, 4,961,905.20 and 1,887,844.80

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Solution

The fourth proportional to 3,312,019.20, 4,961,905.20 and 1,887,844.80 is: 2,828,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,019.20 : 4,961,905.20 = 1,887,844.80 : x
  2. Step 2: Convert to fraction form
    3,312,019.20/4,961,905.20 = 1,887,844.80/x
  3. Step 3: Cross multiply
    3,312,019.20x = 4,961,905.20 × 1,887,844.80
  4. Step 4: Simplify right side
    3,312,019.20x = 9,367,306,929,912.96
  5. Step 5: Solve for x
    x = 9,367,306,929,912.96/3,312,019.20
  6. Step 6: Final answer
    x = 2,828,276.76

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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.