Home / 1,174,285.62-1,761,419.12-697,815.54

Finding the Fourth Proportional to 1,174,285.62, 1,761,419.12 and 697,815.54

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Solution

The fourth proportional to 1,174,285.62, 1,761,419.12 and 697,815.54 is: 1,046,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,285.62 : 1,761,419.12 = 697,815.54 : x
  2. Step 2: Convert to fraction form
    1,174,285.62/1,761,419.12 = 697,815.54/x
  3. Step 3: Cross multiply
    1,174,285.62x = 1,761,419.12 × 697,815.54
  4. Step 4: Simplify right side
    1,174,285.62x = 1,229,145,630,900.05
  5. Step 5: Solve for x
    x = 1,229,145,630,900.05/1,174,285.62
  6. Step 6: Final answer
    x = 1,046,717.77

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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.