Home / 2,147,942.03-2,963,422.42-1,331,852.04

Finding the Fourth Proportional to 2,147,942.03, 2,963,422.42 and 1,331,852.04

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Solution

The fourth proportional to 2,147,942.03, 2,963,422.42 and 1,331,852.04 is: 1,837,498.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,942.03 : 2,963,422.42 = 1,331,852.04 : x
  2. Step 2: Convert to fraction form
    2,147,942.03/2,963,422.42 = 1,331,852.04/x
  3. Step 3: Cross multiply
    2,147,942.03x = 2,963,422.42 × 1,331,852.04
  4. Step 4: Simplify right side
    2,147,942.03x = 3,946,840,192,129.11
  5. Step 5: Solve for x
    x = 3,946,840,192,129.11/2,147,942.03
  6. Step 6: Final answer
    x = 1,837,498.47

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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.