Home / 1,129,791.24-1,558,461.06-676,819.80

Finding the Fourth Proportional to 1,129,791.24, 1,558,461.06 and 676,819.80

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Solution

The fourth proportional to 1,129,791.24, 1,558,461.06 and 676,819.80 is: 933,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,791.24 : 1,558,461.06 = 676,819.80 : x
  2. Step 2: Convert to fraction form
    1,129,791.24/1,558,461.06 = 676,819.80/x
  3. Step 3: Cross multiply
    1,129,791.24x = 1,558,461.06 × 676,819.80
  4. Step 4: Simplify right side
    1,129,791.24x = 1,054,797,302,936.99
  5. Step 5: Solve for x
    x = 1,054,797,302,936.99/1,129,791.24
  6. Step 6: Final answer
    x = 933,621.42

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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.