Home / 3,102,236.78-4,653,355.17-972,332.06

Finding the Fourth Proportional to 3,102,236.78, 4,653,355.17 and 972,332.06

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Solution

The fourth proportional to 3,102,236.78, 4,653,355.17 and 972,332.06 is: 1,458,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,236.78 : 4,653,355.17 = 972,332.06 : x
  2. Step 2: Convert to fraction form
    3,102,236.78/4,653,355.17 = 972,332.06/x
  3. Step 3: Cross multiply
    3,102,236.78x = 4,653,355.17 × 972,332.06
  4. Step 4: Simplify right side
    3,102,236.78x = 4,524,606,418,357.75
  5. Step 5: Solve for x
    x = 4,524,606,418,357.75/3,102,236.78
  6. Step 6: Final answer
    x = 1,458,498.09

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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.