Home / 3,721,423.77-5,136,120.23-2,271,959.42

Finding the Fourth Proportional to 3,721,423.77, 5,136,120.23 and 2,271,959.42

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Solution

The fourth proportional to 3,721,423.77, 5,136,120.23 and 2,271,959.42 is: 3,135,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,423.77 : 5,136,120.23 = 2,271,959.42 : x
  2. Step 2: Convert to fraction form
    3,721,423.77/5,136,120.23 = 2,271,959.42/x
  3. Step 3: Cross multiply
    3,721,423.77x = 5,136,120.23 × 2,271,959.42
  4. Step 4: Simplify right side
    3,721,423.77x = 11,669,056,701,760.67
  5. Step 5: Solve for x
    x = 11,669,056,701,760.67/3,721,423.77
  6. Step 6: Final answer
    x = 3,135,643.08

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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.