Home / 1,222,882.29-1,832,452.92-512,522.82

Finding the Fourth Proportional to 1,222,882.29, 1,832,452.92 and 512,522.82

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Solution

The fourth proportional to 1,222,882.29, 1,832,452.92 and 512,522.82 is: 768,000.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,882.29 : 1,832,452.92 = 512,522.82 : x
  2. Step 2: Convert to fraction form
    1,222,882.29/1,832,452.92 = 512,522.82/x
  3. Step 3: Cross multiply
    1,222,882.29x = 1,832,452.92 × 512,522.82
  4. Step 4: Simplify right side
    1,222,882.29x = 939,173,938,075.63
  5. Step 5: Solve for x
    x = 939,173,938,075.63/1,222,882.29
  6. Step 6: Final answer
    x = 768,000.28

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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.