Home / 1,302,664.80-1,954,342.80-461,128.80

Finding the Fourth Proportional to 1,302,664.80, 1,954,342.80 and 461,128.80

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Solution

The fourth proportional to 1,302,664.80, 1,954,342.80 and 461,128.80 is: 691,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,664.80 : 1,954,342.80 = 461,128.80 : x
  2. Step 2: Convert to fraction form
    1,302,664.80/1,954,342.80 = 461,128.80/x
  3. Step 3: Cross multiply
    1,302,664.80x = 1,954,342.80 × 461,128.80
  4. Step 4: Simplify right side
    1,302,664.80x = 901,203,750,152.64
  5. Step 5: Solve for x
    x = 901,203,750,152.64/1,302,664.80
  6. Step 6: Final answer
    x = 691,815.54

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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.