Home / 1,405,994.88-2,108,098.35-1,192,836.23

Finding the Fourth Proportional to 1,405,994.88, 2,108,098.35 and 1,192,836.23

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Solution

The fourth proportional to 1,405,994.88, 2,108,098.35 and 1,192,836.23 is: 1,788,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,994.88 : 2,108,098.35 = 1,192,836.23 : x
  2. Step 2: Convert to fraction form
    1,405,994.88/2,108,098.35 = 1,192,836.23/x
  3. Step 3: Cross multiply
    1,405,994.88x = 2,108,098.35 × 1,192,836.23
  4. Step 4: Simplify right side
    1,405,994.88x = 2,514,616,077,742.73
  5. Step 5: Solve for x
    x = 2,514,616,077,742.73/1,405,994.88
  6. Step 6: Final answer
    x = 1,788,495.90

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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.