Home / 1,628,847.96-2,441,820.07-618,679.29

Finding the Fourth Proportional to 1,628,847.96, 2,441,820.07 and 618,679.29

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Solution

The fourth proportional to 1,628,847.96, 2,441,820.07 and 618,679.29 is: 927,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,847.96 : 2,441,820.07 = 618,679.29 : x
  2. Step 2: Convert to fraction form
    1,628,847.96/2,441,820.07 = 618,679.29/x
  3. Step 3: Cross multiply
    1,628,847.96x = 2,441,820.07 × 618,679.29
  4. Step 4: Simplify right side
    1,628,847.96x = 1,510,703,507,215.35
  5. Step 5: Solve for x
    x = 1,510,703,507,215.35/1,628,847.96
  6. Step 6: Final answer
    x = 927,467.48

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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.