Home / 1,531,472.67-2,297,208.87-409,512.51

Finding the Fourth Proportional to 1,531,472.67, 2,297,208.87 and 409,512.51

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Solution

The fourth proportional to 1,531,472.67, 2,297,208.87 and 409,512.51 is: 614,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,472.67 : 2,297,208.87 = 409,512.51 : x
  2. Step 2: Convert to fraction form
    1,531,472.67/2,297,208.87 = 409,512.51/x
  3. Step 3: Cross multiply
    1,531,472.67x = 2,297,208.87 × 409,512.51
  4. Step 4: Simplify right side
    1,531,472.67x = 940,735,770,347.96
  5. Step 5: Solve for x
    x = 940,735,770,347.96/1,531,472.67
  6. Step 6: Final answer
    x = 614,268.73

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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.