Home / 4,914,949.04-7,372,417.20-1,320,716.04

Finding the Fourth Proportional to 4,914,949.04, 7,372,417.20 and 1,320,716.04

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Solution

The fourth proportional to 4,914,949.04, 7,372,417.20 and 1,320,716.04 is: 1,981,072.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,949.04 : 7,372,417.20 = 1,320,716.04 : x
  2. Step 2: Convert to fraction form
    4,914,949.04/7,372,417.20 = 1,320,716.04/x
  3. Step 3: Cross multiply
    4,914,949.04x = 7,372,417.20 × 1,320,716.04
  4. Step 4: Simplify right side
    4,914,949.04x = 9,736,869,665,911.51
  5. Step 5: Solve for x
    x = 9,736,869,665,911.51/4,914,949.04
  6. Step 6: Final answer
    x = 1,981,072.35

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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.