Home / 6,296,418.76-8,689,017.78-3,580,165

Finding the Fourth Proportional to 6,296,418.76, 8,689,017.78 and 3,580,165

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Solution

The fourth proportional to 6,296,418.76, 8,689,017.78 and 3,580,165 is: 4,940,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296,418.76 : 8,689,017.78 = 3,580,165 : x
  2. Step 2: Convert to fraction form
    6,296,418.76/8,689,017.78 = 3,580,165/x
  3. Step 3: Cross multiply
    6,296,418.76x = 8,689,017.78 × 3,580,165
  4. Step 4: Simplify right side
    6,296,418.76x = 31,108,117,340,333.70
  5. Step 5: Solve for x
    x = 31,108,117,340,333.70/6,296,418.76
  6. Step 6: Final answer
    x = 4,940,604.89

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Double scale
Find fourth proportional to 6,296,419.76, 8,689,019.16 and 3,580,166
Similar ratio
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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.