Home / 2,111,239.11-2,913,516.20-1,144,373.23

Finding the Fourth Proportional to 2,111,239.11, 2,913,516.20 and 1,144,373.23

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Solution

The fourth proportional to 2,111,239.11, 2,913,516.20 and 1,144,373.23 is: 1,579,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,239.11 : 2,913,516.20 = 1,144,373.23 : x
  2. Step 2: Convert to fraction form
    2,111,239.11/2,913,516.20 = 1,144,373.23/x
  3. Step 3: Cross multiply
    2,111,239.11x = 2,913,516.20 × 1,144,373.23
  4. Step 4: Simplify right side
    2,111,239.11x = 3,334,149,944,451.33
  5. Step 5: Solve for x
    x = 3,334,149,944,451.33/2,111,239.11
  6. Step 6: Final answer
    x = 1,579,238.43

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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.