Home / 1,622,889.32-2,239,392.11-934,784.96

Finding the Fourth Proportional to 1,622,889.32, 2,239,392.11 and 934,784.96

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Solution

The fourth proportional to 1,622,889.32, 2,239,392.11 and 934,784.96 is: 1,289,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,889.32 : 2,239,392.11 = 934,784.96 : x
  2. Step 2: Convert to fraction form
    1,622,889.32/2,239,392.11 = 934,784.96/x
  3. Step 3: Cross multiply
    1,622,889.32x = 2,239,392.11 × 934,784.96
  4. Step 4: Simplify right side
    1,622,889.32x = 2,093,350,048,099.78
  5. Step 5: Solve for x
    x = 2,093,350,048,099.78/1,622,889.32
  6. Step 6: Final answer
    x = 1,289,890.83

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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.