Home / 3,840,138.60-5,760,207.90-3,653,514.60

Finding the Fourth Proportional to 3,840,138.60, 5,760,207.90 and 3,653,514.60

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Solution

The fourth proportional to 3,840,138.60, 5,760,207.90 and 3,653,514.60 is: 5,480,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,138.60 : 5,760,207.90 = 3,653,514.60 : x
  2. Step 2: Convert to fraction form
    3,840,138.60/5,760,207.90 = 3,653,514.60/x
  3. Step 3: Cross multiply
    3,840,138.60x = 5,760,207.90 × 3,653,514.60
  4. Step 4: Simplify right side
    3,840,138.60x = 21,045,003,661,685.34
  5. Step 5: Solve for x
    x = 21,045,003,661,685.34/3,840,138.60
  6. Step 6: Final answer
    x = 5,480,271.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.