Home / 2,902,143.39-4,353,257.91-1,105,127.42

Finding the Fourth Proportional to 2,902,143.39, 4,353,257.91 and 1,105,127.42

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Solution

The fourth proportional to 2,902,143.39, 4,353,257.91 and 1,105,127.42 is: 1,657,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,143.39 : 4,353,257.91 = 1,105,127.42 : x
  2. Step 2: Convert to fraction form
    2,902,143.39/4,353,257.91 = 1,105,127.42/x
  3. Step 3: Cross multiply
    2,902,143.39x = 4,353,257.91 × 1,105,127.42
  4. Step 4: Simplify right side
    2,902,143.39x = 4,810,904,660,906.60
  5. Step 5: Solve for x
    x = 4,810,904,660,906.60/2,902,143.39
  6. Step 6: Final answer
    x = 1,657,707.43

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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.