Home / 4,914,949.54-7,372,417.95-1,320,716.54

Finding the Fourth Proportional to 4,914,949.54, 7,372,417.95 and 1,320,716.54

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Solution

The fourth proportional to 4,914,949.54, 7,372,417.95 and 1,320,716.54 is: 1,981,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,949.54 : 7,372,417.95 = 1,320,716.54 : x
  2. Step 2: Convert to fraction form
    4,914,949.54/7,372,417.95 = 1,320,716.54/x
  3. Step 3: Cross multiply
    4,914,949.54x = 7,372,417.95 × 1,320,716.54
  4. Step 4: Simplify right side
    4,914,949.54x = 9,736,874,326,357.89
  5. Step 5: Solve for x
    x = 9,736,874,326,357.89/4,914,949.54
  6. Step 6: Final answer
    x = 1,981,073.10

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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.