Home / 1,192,624.83-1,788,558.17-393,757.47

Finding the Fourth Proportional to 1,192,624.83, 1,788,558.17 and 393,757.47

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Solution

The fourth proportional to 1,192,624.83, 1,788,558.17 and 393,757.47 is: 590,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,624.83 : 1,788,558.17 = 393,757.47 : x
  2. Step 2: Convert to fraction form
    1,192,624.83/1,788,558.17 = 393,757.47/x
  3. Step 3: Cross multiply
    1,192,624.83x = 1,788,558.17 × 393,757.47
  4. Step 4: Simplify right side
    1,192,624.83x = 704,258,137,998.24
  5. Step 5: Solve for x
    x = 704,258,137,998.24/1,192,624.83
  6. Step 6: Final answer
    x = 590,511.05

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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.