Home / 3,881,506.64-5,356,516.37-2,139,239.23

Finding the Fourth Proportional to 3,881,506.64, 5,356,516.37 and 2,139,239.23

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Solution

The fourth proportional to 3,881,506.64, 5,356,516.37 and 2,139,239.23 is: 2,952,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,506.64 : 5,356,516.37 = 2,139,239.23 : x
  2. Step 2: Convert to fraction form
    3,881,506.64/5,356,516.37 = 2,139,239.23/x
  3. Step 3: Cross multiply
    3,881,506.64x = 5,356,516.37 × 2,139,239.23
  4. Step 4: Simplify right side
    3,881,506.64x = 11,458,869,930,753.71
  5. Step 5: Solve for x
    x = 11,458,869,930,753.71/3,881,506.64
  6. Step 6: Final answer
    x = 2,952,170.64

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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.