Home / 1,531,475.67-2,297,213.37-409,515.51

Finding the Fourth Proportional to 1,531,475.67, 2,297,213.37 and 409,515.51

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Solution

The fourth proportional to 1,531,475.67, 2,297,213.37 and 409,515.51 is: 614,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,475.67 : 2,297,213.37 = 409,515.51 : x
  2. Step 2: Convert to fraction form
    1,531,475.67/2,297,213.37 = 409,515.51/x
  3. Step 3: Cross multiply
    1,531,475.67x = 2,297,213.37 × 409,515.51
  4. Step 4: Simplify right side
    1,531,475.67x = 940,744,504,794.37
  5. Step 5: Solve for x
    x = 940,744,504,794.37/1,531,475.67
  6. Step 6: Final answer
    x = 614,273.23

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Double scale
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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.