Home / 2,951,215.34-4,072,569.60-1,644,399.86

Finding the Fourth Proportional to 2,951,215.34, 4,072,569.60 and 1,644,399.86

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Solution

The fourth proportional to 2,951,215.34, 4,072,569.60 and 1,644,399.86 is: 2,269,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,215.34 : 4,072,569.60 = 1,644,399.86 : x
  2. Step 2: Convert to fraction form
    2,951,215.34/4,072,569.60 = 1,644,399.86/x
  3. Step 3: Cross multiply
    2,951,215.34x = 4,072,569.60 × 1,644,399.86
  4. Step 4: Simplify right side
    2,951,215.34x = 6,696,932,880,080.26
  5. Step 5: Solve for x
    x = 6,696,932,880,080.26/2,951,215.34
  6. Step 6: Final answer
    x = 2,269,211.87

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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.