Home / 1,798,968.20-2,698,452.30-677,288.84

Finding the Fourth Proportional to 1,798,968.20, 2,698,452.30 and 677,288.84

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Solution

The fourth proportional to 1,798,968.20, 2,698,452.30 and 677,288.84 is: 1,015,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,968.20 : 2,698,452.30 = 677,288.84 : x
  2. Step 2: Convert to fraction form
    1,798,968.20/2,698,452.30 = 677,288.84/x
  3. Step 3: Cross multiply
    1,798,968.20x = 2,698,452.30 × 677,288.84
  4. Step 4: Simplify right side
    1,798,968.20x = 1,827,631,628,062.33
  5. Step 5: Solve for x
    x = 1,827,631,628,062.33/1,798,968.20
  6. Step 6: Final answer
    x = 1,015,933.26

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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.