Home / 1,331,859.84-1,839,450.24-1,231,082.88

Finding the Fourth Proportional to 1,331,859.84, 1,839,450.24 and 1,231,082.88

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Solution

The fourth proportional to 1,331,859.84, 1,839,450.24 and 1,231,082.88 is: 1,700,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,859.84 : 1,839,450.24 = 1,231,082.88 : x
  2. Step 2: Convert to fraction form
    1,331,859.84/1,839,450.24 = 1,231,082.88/x
  3. Step 3: Cross multiply
    1,331,859.84x = 1,839,450.24 × 1,231,082.88
  4. Step 4: Simplify right side
    1,331,859.84x = 2,264,515,699,075.89
  5. Step 5: Solve for x
    x = 2,264,515,699,075.89/1,331,859.84
  6. Step 6: Final answer
    x = 1,700,265.77

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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.