Home / 1,181,441.12-1,629,903.33-876,268.35

Finding the Fourth Proportional to 1,181,441.12, 1,629,903.33 and 876,268.35

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Solution

The fourth proportional to 1,181,441.12, 1,629,903.33 and 876,268.35 is: 1,208,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,441.12 : 1,629,903.33 = 876,268.35 : x
  2. Step 2: Convert to fraction form
    1,181,441.12/1,629,903.33 = 876,268.35/x
  3. Step 3: Cross multiply
    1,181,441.12x = 1,629,903.33 × 876,268.35
  4. Step 4: Simplify right side
    1,181,441.12x = 1,428,232,701,638.61
  5. Step 5: Solve for x
    x = 1,428,232,701,638.61/1,181,441.12
  6. Step 6: Final answer
    x = 1,208,890.30

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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.