Home / 2,409,361.48-3,613,435.50-989,809.48

Finding the Fourth Proportional to 2,409,361.48, 3,613,435.50 and 989,809.48

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Solution

The fourth proportional to 2,409,361.48, 3,613,435.50 and 989,809.48 is: 1,484,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,361.48 : 3,613,435.50 = 989,809.48 : x
  2. Step 2: Convert to fraction form
    2,409,361.48/3,613,435.50 = 989,809.48/x
  3. Step 3: Cross multiply
    2,409,361.48x = 3,613,435.50 × 989,809.48
  4. Step 4: Simplify right side
    2,409,361.48x = 3,576,612,713,268.54
  5. Step 5: Solve for x
    x = 3,576,612,713,268.54/2,409,361.48
  6. Step 6: Final answer
    x = 1,484,464.97

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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.