Home / 3,689,375.57-5,091,345.26-2,057,888.61

Finding the Fourth Proportional to 3,689,375.57, 5,091,345.26 and 2,057,888.61

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Solution

The fourth proportional to 3,689,375.57, 5,091,345.26 and 2,057,888.61 is: 2,839,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,375.57 : 5,091,345.26 = 2,057,888.61 : x
  2. Step 2: Convert to fraction form
    3,689,375.57/5,091,345.26 = 2,057,888.61/x
  3. Step 3: Cross multiply
    3,689,375.57x = 5,091,345.26 × 2,057,888.61
  4. Step 4: Simplify right side
    3,689,375.57x = 10,477,421,409,842.04
  5. Step 5: Solve for x
    x = 10,477,421,409,842.04/3,689,375.57
  6. Step 6: Final answer
    x = 2,839,890.17

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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.