Home / 1,297,166.72-1,945,550.46-432,616.83

Finding the Fourth Proportional to 1,297,166.72, 1,945,550.46 and 432,616.83

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Solution

The fourth proportional to 1,297,166.72, 1,945,550.46 and 432,616.83 is: 648,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,166.72 : 1,945,550.46 = 432,616.83 : x
  2. Step 2: Convert to fraction form
    1,297,166.72/1,945,550.46 = 432,616.83/x
  3. Step 3: Cross multiply
    1,297,166.72x = 1,945,550.46 × 432,616.83
  4. Step 4: Simplify right side
    1,297,166.72x = 841,677,872,610.24
  5. Step 5: Solve for x
    x = 841,677,872,610.24/1,297,166.72
  6. Step 6: Final answer
    x = 648,858.67

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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.