Home / 1,600,231.40-2,208,614.82-1,027,986.92

Finding the Fourth Proportional to 1,600,231.40, 2,208,614.82 and 1,027,986.92

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Solution

The fourth proportional to 1,600,231.40, 2,208,614.82 and 1,027,986.92 is: 1,418,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,231.40 : 2,208,614.82 = 1,027,986.92 : x
  2. Step 2: Convert to fraction form
    1,600,231.40/2,208,614.82 = 1,027,986.92/x
  3. Step 3: Cross multiply
    1,600,231.40x = 2,208,614.82 × 1,027,986.92
  4. Step 4: Simplify right side
    1,600,231.40x = 2,270,427,146,278.15
  5. Step 5: Solve for x
    x = 2,270,427,146,278.15/1,600,231.40
  6. Step 6: Final answer
    x = 1,418,811.77

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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.