Home / 1,052,775.78-1,579,765.59-445,516.26

Finding the Fourth Proportional to 1,052,775.78, 1,579,765.59 and 445,516.26

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Solution

The fourth proportional to 1,052,775.78, 1,579,765.59 and 445,516.26 is: 668,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,775.78 : 1,579,765.59 = 445,516.26 : x
  2. Step 2: Convert to fraction form
    1,052,775.78/1,579,765.59 = 445,516.26/x
  3. Step 3: Cross multiply
    1,052,775.78x = 1,579,765.59 × 445,516.26
  4. Step 4: Simplify right side
    1,052,775.78x = 703,811,257,333.49
  5. Step 5: Solve for x
    x = 703,811,257,333.49/1,052,775.78
  6. Step 6: Final answer
    x = 668,529.11

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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.