Home / 2,861,762.32-4,293,078.92-1,781,400.65

Finding the Fourth Proportional to 2,861,762.32, 4,293,078.92 and 1,781,400.65

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Solution

The fourth proportional to 2,861,762.32, 4,293,078.92 and 1,781,400.65 is: 2,672,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,762.32 : 4,293,078.92 = 1,781,400.65 : x
  2. Step 2: Convert to fraction form
    2,861,762.32/4,293,078.92 = 1,781,400.65/x
  3. Step 3: Cross multiply
    2,861,762.32x = 4,293,078.92 × 1,781,400.65
  4. Step 4: Simplify right side
    2,861,762.32x = 7,647,693,569,682.29
  5. Step 5: Solve for x
    x = 7,647,693,569,682.29/2,861,762.32
  6. Step 6: Final answer
    x = 2,672,372.03

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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.