Home / 2,135,360.20-2,946,796.96-1,168,490.61

Finding the Fourth Proportional to 2,135,360.20, 2,946,796.96 and 1,168,490.61

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Solution

The fourth proportional to 2,135,360.20, 2,946,796.96 and 1,168,490.61 is: 1,612,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,360.20 : 2,946,796.96 = 1,168,490.61 : x
  2. Step 2: Convert to fraction form
    2,135,360.20/2,946,796.96 = 1,168,490.61/x
  3. Step 3: Cross multiply
    2,135,360.20x = 2,946,796.96 × 1,168,490.61
  4. Step 4: Simplify right side
    2,135,360.20x = 3,443,304,556,760.11
  5. Step 5: Solve for x
    x = 3,443,304,556,760.11/2,135,360.20
  6. Step 6: Final answer
    x = 1,612,516.97

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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.