Home / 1,856,201.12-2,784,824.40-719,306.72

Finding the Fourth Proportional to 1,856,201.12, 2,784,824.40 and 719,306.72

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Solution

The fourth proportional to 1,856,201.12, 2,784,824.40 and 719,306.72 is: 1,079,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,201.12 : 2,784,824.40 = 719,306.72 : x
  2. Step 2: Convert to fraction form
    1,856,201.12/2,784,824.40 = 719,306.72/x
  3. Step 3: Cross multiply
    1,856,201.12x = 2,784,824.40 × 719,306.72
  4. Step 4: Simplify right side
    1,856,201.12x = 2,003,142,904,939.97
  5. Step 5: Solve for x
    x = 2,003,142,904,939.97/1,856,201.12
  6. Step 6: Final answer
    x = 1,079,162.64

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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.