Home / 1,520,846.32-2,099,292.60-876,523.36

Finding the Fourth Proportional to 1,520,846.32, 2,099,292.60 and 876,523.36

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Solution

The fourth proportional to 1,520,846.32, 2,099,292.60 and 876,523.36 is: 1,209,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,846.32 : 2,099,292.60 = 876,523.36 : x
  2. Step 2: Convert to fraction form
    1,520,846.32/2,099,292.60 = 876,523.36/x
  3. Step 3: Cross multiply
    1,520,846.32x = 2,099,292.60 × 876,523.36
  4. Step 4: Simplify right side
    1,520,846.32x = 1,840,079,003,375.14
  5. Step 5: Solve for x
    x = 1,840,079,003,375.14/1,520,846.32
  6. Step 6: Final answer
    x = 1,209,904.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.