Home / 1,160,408.45-1,601,338.46-644,132.48

Finding the Fourth Proportional to 1,160,408.45, 1,601,338.46 and 644,132.48

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Solution

The fourth proportional to 1,160,408.45, 1,601,338.46 and 644,132.48 is: 888,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,408.45 : 1,601,338.46 = 644,132.48 : x
  2. Step 2: Convert to fraction form
    1,160,408.45/1,601,338.46 = 644,132.48/x
  3. Step 3: Cross multiply
    1,160,408.45x = 1,601,338.46 × 644,132.48
  4. Step 4: Simplify right side
    1,160,408.45x = 1,031,474,102,331.83
  5. Step 5: Solve for x
    x = 1,031,474,102,331.83/1,160,408.45
  6. Step 6: Final answer
    x = 888,888.83

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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.