Home / 3,279,175.38-4,525,616.61-1,990,070.10

Finding the Fourth Proportional to 3,279,175.38, 4,525,616.61 and 1,990,070.10

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Solution

The fourth proportional to 3,279,175.38, 4,525,616.61 and 1,990,070.10 is: 2,746,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,175.38 : 4,525,616.61 = 1,990,070.10 : x
  2. Step 2: Convert to fraction form
    3,279,175.38/4,525,616.61 = 1,990,070.10/x
  3. Step 3: Cross multiply
    3,279,175.38x = 4,525,616.61 × 1,990,070.10
  4. Step 4: Simplify right side
    3,279,175.38x = 9,006,294,299,624.36
  5. Step 5: Solve for x
    x = 9,006,294,299,624.36/3,279,175.38
  6. Step 6: Final answer
    x = 2,746,511.93

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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.