Home / 1,193,607.32-1,790,429.81-664,491.42

Finding the Fourth Proportional to 1,193,607.32, 1,790,429.81 and 664,491.42

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Solution

The fourth proportional to 1,193,607.32, 1,790,429.81 and 664,491.42 is: 996,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,607.32 : 1,790,429.81 = 664,491.42 : x
  2. Step 2: Convert to fraction form
    1,193,607.32/1,790,429.81 = 664,491.42/x
  3. Step 3: Cross multiply
    1,193,607.32x = 1,790,429.81 × 664,491.42
  4. Step 4: Simplify right side
    1,193,607.32x = 1,189,725,243,534.77
  5. Step 5: Solve for x
    x = 1,189,725,243,534.77/1,193,607.32
  6. Step 6: Final answer
    x = 996,747.61

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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.