Home / 3,077,998.70-4,616,998.05-834,136.70

Finding the Fourth Proportional to 3,077,998.70, 4,616,998.05 and 834,136.70

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Solution

The fourth proportional to 3,077,998.70, 4,616,998.05 and 834,136.70 is: 1,251,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,998.70 : 4,616,998.05 = 834,136.70 : x
  2. Step 2: Convert to fraction form
    3,077,998.70/4,616,998.05 = 834,136.70/x
  3. Step 3: Cross multiply
    3,077,998.70x = 4,616,998.05 × 834,136.70
  4. Step 4: Simplify right side
    3,077,998.70x = 3,851,207,517,333.43
  5. Step 5: Solve for x
    x = 3,851,207,517,333.43/3,077,998.70
  6. Step 6: Final answer
    x = 1,251,205.05

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Similar ratio
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1.5x scale

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.