Home / 1,971,232.20-2,957,167.44-772,504.56

Finding the Fourth Proportional to 1,971,232.20, 2,957,167.44 and 772,504.56

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Solution

The fourth proportional to 1,971,232.20, 2,957,167.44 and 772,504.56 is: 1,158,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,232.20 : 2,957,167.44 = 772,504.56 : x
  2. Step 2: Convert to fraction form
    1,971,232.20/2,957,167.44 = 772,504.56/x
  3. Step 3: Cross multiply
    1,971,232.20x = 2,957,167.44 × 772,504.56
  4. Step 4: Simplify right side
    1,971,232.20x = 2,284,425,332,083.53
  5. Step 5: Solve for x
    x = 2,284,425,332,083.53/1,971,232.20
  6. Step 6: Final answer
    x = 1,158,881.91

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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.