Home / 1,086,009.93-1,629,020.43-446,662.35

Finding the Fourth Proportional to 1,086,009.93, 1,629,020.43 and 446,662.35

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Solution

The fourth proportional to 1,086,009.93, 1,629,020.43 and 446,662.35 is: 669,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,009.93 : 1,629,020.43 = 446,662.35 : x
  2. Step 2: Convert to fraction form
    1,086,009.93/1,629,020.43 = 446,662.35/x
  3. Step 3: Cross multiply
    1,086,009.93x = 1,629,020.43 × 446,662.35
  4. Step 4: Simplify right side
    1,086,009.93x = 727,622,093,461.81
  5. Step 5: Solve for x
    x = 727,622,093,461.81/1,086,009.93
  6. Step 6: Final answer
    x = 669,995.80

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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.