Home / 1,542,956.82-2,313,314.22-644,655.46

Finding the Fourth Proportional to 1,542,956.82, 2,313,314.22 and 644,655.46

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Solution

The fourth proportional to 1,542,956.82, 2,313,314.22 and 644,655.46 is: 966,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,956.82 : 2,313,314.22 = 644,655.46 : x
  2. Step 2: Convert to fraction form
    1,542,956.82/2,313,314.22 = 644,655.46/x
  3. Step 3: Cross multiply
    1,542,956.82x = 2,313,314.22 × 644,655.46
  4. Step 4: Simplify right side
    1,542,956.82x = 1,491,290,636,835.36
  5. Step 5: Solve for x
    x = 1,491,290,636,835.36/1,542,956.82
  6. Step 6: Final answer
    x = 966,514.82

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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.