Home / 5,085,143.06-7,017,548.97-2,762,080.82

Finding the Fourth Proportional to 5,085,143.06, 7,017,548.97 and 2,762,080.82

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Solution

The fourth proportional to 5,085,143.06, 7,017,548.97 and 2,762,080.82 is: 3,811,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,143.06 : 7,017,548.97 = 2,762,080.82 : x
  2. Step 2: Convert to fraction form
    5,085,143.06/7,017,548.97 = 2,762,080.82/x
  3. Step 3: Cross multiply
    5,085,143.06x = 7,017,548.97 × 2,762,080.82
  4. Step 4: Simplify right side
    5,085,143.06x = 19,383,037,413,447.75
  5. Step 5: Solve for x
    x = 19,383,037,413,447.75/5,085,143.06
  6. Step 6: Final answer
    x = 3,811,699.53

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1.5x scale

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.