Home / 2,861,495.92-3,948,961.32-1,572,382.56

Finding the Fourth Proportional to 2,861,495.92, 3,948,961.32 and 1,572,382.56

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Solution

The fourth proportional to 2,861,495.92, 3,948,961.32 and 1,572,382.56 is: 2,169,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,495.92 : 3,948,961.32 = 1,572,382.56 : x
  2. Step 2: Convert to fraction form
    2,861,495.92/3,948,961.32 = 1,572,382.56/x
  3. Step 3: Cross multiply
    2,861,495.92x = 3,948,961.32 × 1,572,382.56
  4. Step 4: Simplify right side
    2,861,495.92x = 6,209,277,909,682.58
  5. Step 5: Solve for x
    x = 6,209,277,909,682.58/2,861,495.92
  6. Step 6: Final answer
    x = 2,169,941.21

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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.