Home / 1,631,840.70-2,446,239.21-551,601.66

Finding the Fourth Proportional to 1,631,840.70, 2,446,239.21 and 551,601.66

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Solution

The fourth proportional to 1,631,840.70, 2,446,239.21 and 551,601.66 is: 826,888.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,840.70 : 2,446,239.21 = 551,601.66 : x
  2. Step 2: Convert to fraction form
    1,631,840.70/2,446,239.21 = 551,601.66/x
  3. Step 3: Cross multiply
    1,631,840.70x = 2,446,239.21 × 551,601.66
  4. Step 4: Simplify right side
    1,631,840.70x = 1,349,349,608,993.09
  5. Step 5: Solve for x
    x = 1,349,349,608,993.09/1,631,840.70
  6. Step 6: Final answer
    x = 826,888.07

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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.