Home / 3,865,626.78-5,334,637.23-2,146,908.30

Finding the Fourth Proportional to 3,865,626.78, 5,334,637.23 and 2,146,908.30

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Solution

The fourth proportional to 3,865,626.78, 5,334,637.23 and 2,146,908.30 is: 2,962,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,626.78 : 5,334,637.23 = 2,146,908.30 : x
  2. Step 2: Convert to fraction form
    3,865,626.78/5,334,637.23 = 2,146,908.30/x
  3. Step 3: Cross multiply
    3,865,626.78x = 5,334,637.23 × 2,146,908.30
  4. Step 4: Simplify right side
    3,865,626.78x = 11,452,976,946,576.01
  5. Step 5: Solve for x
    x = 11,452,976,946,576.01/3,865,626.78
  6. Step 6: Final answer
    x = 2,962,773.59

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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.