Home / 1,508,817.78-2,082,223.21-864,362.54

Finding the Fourth Proportional to 1,508,817.78, 2,082,223.21 and 864,362.54

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Solution

The fourth proportional to 1,508,817.78, 2,082,223.21 and 864,362.54 is: 1,192,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,817.78 : 2,082,223.21 = 864,362.54 : x
  2. Step 2: Convert to fraction form
    1,508,817.78/2,082,223.21 = 864,362.54/x
  3. Step 3: Cross multiply
    1,508,817.78x = 2,082,223.21 × 864,362.54
  4. Step 4: Simplify right side
    1,508,817.78x = 1,799,795,747,307.88
  5. Step 5: Solve for x
    x = 1,799,795,747,307.88/1,508,817.78
  6. Step 6: Final answer
    x = 1,192,851.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.