Home / 3,798,706.60-5,242,215.78-2,079,827.56

Finding the Fourth Proportional to 3,798,706.60, 5,242,215.78 and 2,079,827.56

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Solution

The fourth proportional to 3,798,706.60, 5,242,215.78 and 2,079,827.56 is: 2,870,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,706.60 : 5,242,215.78 = 2,079,827.56 : x
  2. Step 2: Convert to fraction form
    3,798,706.60/5,242,215.78 = 2,079,827.56/x
  3. Step 3: Cross multiply
    3,798,706.60x = 5,242,215.78 × 2,079,827.56
  4. Step 4: Simplify right side
    3,798,706.60x = 10,902,904,854,710.90
  5. Step 5: Solve for x
    x = 10,902,904,854,710.90/3,798,706.60
  6. Step 6: Final answer
    x = 2,870,162.40

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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.