Home / 4,189,174.07-5,781,020.64-2,328,540.79

Finding the Fourth Proportional to 4,189,174.07, 5,781,020.64 and 2,328,540.79

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Solution

The fourth proportional to 4,189,174.07, 5,781,020.64 and 2,328,540.79 is: 3,213,364.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189,174.07 : 5,781,020.64 = 2,328,540.79 : x
  2. Step 2: Convert to fraction form
    4,189,174.07/5,781,020.64 = 2,328,540.79/x
  3. Step 3: Cross multiply
    4,189,174.07x = 5,781,020.64 × 2,328,540.79
  4. Step 4: Simplify right side
    4,189,174.07x = 13,461,342,368,071.90
  5. Step 5: Solve for x
    x = 13,461,342,368,071.90/4,189,174.07
  6. Step 6: Final answer
    x = 3,213,364.29

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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.