Home / 1,673,361.56-2,309,273.08-909,464.34

Finding the Fourth Proportional to 1,673,361.56, 2,309,273.08 and 909,464.34

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Solution

The fourth proportional to 1,673,361.56, 2,309,273.08 and 909,464.34 is: 1,255,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,361.56 : 2,309,273.08 = 909,464.34 : x
  2. Step 2: Convert to fraction form
    1,673,361.56/2,309,273.08 = 909,464.34/x
  3. Step 3: Cross multiply
    1,673,361.56x = 2,309,273.08 × 909,464.34
  4. Step 4: Simplify right side
    1,673,361.56x = 2,100,201,517,581.97
  5. Step 5: Solve for x
    x = 2,100,201,517,581.97/1,673,361.56
  6. Step 6: Final answer
    x = 1,255,079.34

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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.