Home / 2,558,103.71-3,530,194.40-1,412,193.47

Finding the Fourth Proportional to 2,558,103.71, 3,530,194.40 and 1,412,193.47

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Solution

The fourth proportional to 2,558,103.71, 3,530,194.40 and 1,412,193.47 is: 1,948,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,103.71 : 3,530,194.40 = 1,412,193.47 : x
  2. Step 2: Convert to fraction form
    2,558,103.71/3,530,194.40 = 1,412,193.47/x
  3. Step 3: Cross multiply
    2,558,103.71x = 3,530,194.40 × 1,412,193.47
  4. Step 4: Simplify right side
    2,558,103.71x = 4,985,317,472,449.60
  5. Step 5: Solve for x
    x = 4,985,317,472,449.60/2,558,103.71
  6. Step 6: Final answer
    x = 1,948,833.21

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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.