Home / 2,132,492.27-3,198,903.64-712,553.36

Finding the Fourth Proportional to 2,132,492.27, 3,198,903.64 and 712,553.36

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Solution

The fourth proportional to 2,132,492.27, 3,198,903.64 and 712,553.36 is: 1,068,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,492.27 : 3,198,903.64 = 712,553.36 : x
  2. Step 2: Convert to fraction form
    2,132,492.27/3,198,903.64 = 712,553.36/x
  3. Step 3: Cross multiply
    2,132,492.27x = 3,198,903.64 × 712,553.36
  4. Step 4: Simplify right side
    2,132,492.27x = 2,279,389,519,222.33
  5. Step 5: Solve for x
    x = 2,279,389,519,222.33/2,132,492.27
  6. Step 6: Final answer
    x = 1,068,885.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.