Home / 2,918,942.66-4,376,944.04-972,982.26

Finding the Fourth Proportional to 2,918,942.66, 4,376,944.04 and 972,982.26

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Solution

The fourth proportional to 2,918,942.66, 4,376,944.04 and 972,982.26 is: 1,458,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,942.66 : 4,376,944.04 = 972,982.26 : x
  2. Step 2: Convert to fraction form
    2,918,942.66/4,376,944.04 = 972,982.26/x
  3. Step 3: Cross multiply
    2,918,942.66x = 4,376,944.04 × 972,982.26
  4. Step 4: Simplify right side
    2,918,942.66x = 4,258,688,899,067.82
  5. Step 5: Solve for x
    x = 4,258,688,899,067.82/2,918,942.66
  6. Step 6: Final answer
    x = 1,458,983.41

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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.