Home / 1,531,172.16-2,296,758.24-409,212

Finding the Fourth Proportional to 1,531,172.16, 2,296,758.24 and 409,212

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Solution

The fourth proportional to 1,531,172.16, 2,296,758.24 and 409,212 is: 613,818.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,172.16 : 2,296,758.24 = 409,212 : x
  2. Step 2: Convert to fraction form
    1,531,172.16/2,296,758.24 = 409,212/x
  3. Step 3: Cross multiply
    1,531,172.16x = 2,296,758.24 × 409,212
  4. Step 4: Simplify right side
    1,531,172.16x = 939,861,032,906.88
  5. Step 5: Solve for x
    x = 939,861,032,906.88/1,531,172.16
  6. Step 6: Final answer
    x = 613,818.00

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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.