Home / 2,685,314.77-4,027,862.89-663,507.74

Finding the Fourth Proportional to 2,685,314.77, 4,027,862.89 and 663,507.74

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Solution

The fourth proportional to 2,685,314.77, 4,027,862.89 and 663,507.74 is: 995,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,314.77 : 4,027,862.89 = 663,507.74 : x
  2. Step 2: Convert to fraction form
    2,685,314.77/4,027,862.89 = 663,507.74/x
  3. Step 3: Cross multiply
    2,685,314.77x = 4,027,862.89 × 663,507.74
  4. Step 4: Simplify right side
    2,685,314.77x = 2,672,518,203,173.77
  5. Step 5: Solve for x
    x = 2,672,518,203,173.77/2,685,314.77
  6. Step 6: Final answer
    x = 995,234.61

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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.