Home / 2,898,965.16-4,347,729.15-979,833.74

Finding the Fourth Proportional to 2,898,965.16, 4,347,729.15 and 979,833.74

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Solution

The fourth proportional to 2,898,965.16, 4,347,729.15 and 979,833.74 is: 1,469,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,965.16 : 4,347,729.15 = 979,833.74 : x
  2. Step 2: Convert to fraction form
    2,898,965.16/4,347,729.15 = 979,833.74/x
  3. Step 3: Cross multiply
    2,898,965.16x = 4,347,729.15 × 979,833.74
  4. Step 4: Simplify right side
    2,898,965.16x = 4,260,051,691,812.88
  5. Step 5: Solve for x
    x = 4,260,051,691,812.88/2,898,965.16
  6. Step 6: Final answer
    x = 1,469,507.72

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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.