Home / 2,640,780.08-3,961,125.96-843,650.48

Finding the Fourth Proportional to 2,640,780.08, 3,961,125.96 and 843,650.48

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Solution

The fourth proportional to 2,640,780.08, 3,961,125.96 and 843,650.48 is: 1,265,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,780.08 : 3,961,125.96 = 843,650.48 : x
  2. Step 2: Convert to fraction form
    2,640,780.08/3,961,125.96 = 843,650.48/x
  3. Step 3: Cross multiply
    2,640,780.08x = 3,961,125.96 × 843,650.48
  4. Step 4: Simplify right side
    2,640,780.08x = 3,341,805,817,494.46
  5. Step 5: Solve for x
    x = 3,341,805,817,494.46/2,640,780.08
  6. Step 6: Final answer
    x = 1,265,461.61

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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.