Home / 1,531,476.67-2,297,214.87-409,516.51

Finding the Fourth Proportional to 1,531,476.67, 2,297,214.87 and 409,516.51

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Solution

The fourth proportional to 1,531,476.67, 2,297,214.87 and 409,516.51 is: 614,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,476.67 : 2,297,214.87 = 409,516.51 : x
  2. Step 2: Convert to fraction form
    1,531,476.67/2,297,214.87 = 409,516.51/x
  3. Step 3: Cross multiply
    1,531,476.67x = 2,297,214.87 × 409,516.51
  4. Step 4: Simplify right side
    1,531,476.67x = 940,747,416,282.50
  5. Step 5: Solve for x
    x = 940,747,416,282.50/1,531,476.67
  6. Step 6: Final answer
    x = 614,274.73

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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.