Home / 3,066,974.54-4,232,410.75-1,690,315.28

Finding the Fourth Proportional to 3,066,974.54, 4,232,410.75 and 1,690,315.28

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Solution

The fourth proportional to 3,066,974.54, 4,232,410.75 and 1,690,315.28 is: 2,332,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,974.54 : 4,232,410.75 = 1,690,315.28 : x
  2. Step 2: Convert to fraction form
    3,066,974.54/4,232,410.75 = 1,690,315.28/x
  3. Step 3: Cross multiply
    3,066,974.54x = 4,232,410.75 × 1,690,315.28
  4. Step 4: Simplify right side
    3,066,974.54x = 7,154,108,561,961.26
  5. Step 5: Solve for x
    x = 7,154,108,561,961.26/3,066,974.54
  6. Step 6: Final answer
    x = 2,332,627.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.