Home / 3,102,235.78-4,653,353.67-972,331.06

Finding the Fourth Proportional to 3,102,235.78, 4,653,353.67 and 972,331.06

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Solution

The fourth proportional to 3,102,235.78, 4,653,353.67 and 972,331.06 is: 1,458,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,235.78 : 4,653,353.67 = 972,331.06 : x
  2. Step 2: Convert to fraction form
    3,102,235.78/4,653,353.67 = 972,331.06/x
  3. Step 3: Cross multiply
    3,102,235.78x = 4,653,353.67 × 972,331.06
  4. Step 4: Simplify right side
    3,102,235.78x = 4,524,600,306,505.99
  5. Step 5: Solve for x
    x = 4,524,600,306,505.99/3,102,235.78
  6. Step 6: Final answer
    x = 1,458,496.59

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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.