Home / 3,519,639.92-4,857,106.20-1,910,007.92

Finding the Fourth Proportional to 3,519,639.92, 4,857,106.20 and 1,910,007.92

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Solution

The fourth proportional to 3,519,639.92, 4,857,106.20 and 1,910,007.92 is: 2,635,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,639.92 : 4,857,106.20 = 1,910,007.92 : x
  2. Step 2: Convert to fraction form
    3,519,639.92/4,857,106.20 = 1,910,007.92/x
  3. Step 3: Cross multiply
    3,519,639.92x = 4,857,106.20 × 1,910,007.92
  4. Step 4: Simplify right side
    3,519,639.92x = 9,277,111,310,281.10
  5. Step 5: Solve for x
    x = 9,277,111,310,281.10/3,519,639.92
  6. Step 6: Final answer
    x = 2,635,812.62

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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.