Home / 3,072,865.22-4,240,554.76-1,696,209.72

Finding the Fourth Proportional to 3,072,865.22, 4,240,554.76 and 1,696,209.72

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Solution

The fourth proportional to 3,072,865.22, 4,240,554.76 and 1,696,209.72 is: 2,340,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,865.22 : 4,240,554.76 = 1,696,209.72 : x
  2. Step 2: Convert to fraction form
    3,072,865.22/4,240,554.76 = 1,696,209.72/x
  3. Step 3: Cross multiply
    3,072,865.22x = 4,240,554.76 × 1,696,209.72
  4. Step 4: Simplify right side
    3,072,865.22x = 7,192,870,202,104.27
  5. Step 5: Solve for x
    x = 7,192,870,202,104.27/3,072,865.22
  6. Step 6: Final answer
    x = 2,340,769.83

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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.