Finding the Fourth Proportional to 1,511,992.37, 2,268,320.49 and 1,111,418.75
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Solution
The fourth proportional to 1,511,992.37, 2,268,320.49 and 1,111,418.75 is: 1,667,372.12
Step by Step Solution
- Step 1: Write the proportion equation
1,511,992.37 : 2,268,320.49 = 1,111,418.75 : x - Step 2: Convert to fraction form
1,511,992.37/2,268,320.49 = 1,111,418.75/x - Step 3: Cross multiply
1,511,992.37x = 2,268,320.49 × 1,111,418.75 - Step 4: Simplify right side
1,511,992.37x = 2,521,053,929,265.99 - Step 5: Solve for x
x = 2,521,053,929,265.99/1,511,992.37 - Step 6: Final answer
x = 1,667,372.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.