Finding the Fourth Proportional to 1,449,721.09, 2,004,950.10 and 1,268,117.40
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Solution
The fourth proportional to 1,449,721.09, 2,004,950.10 and 1,268,117.40 is: 1,753,793.96
Step by Step Solution
- Step 1: Write the proportion equation
1,449,721.09 : 2,004,950.10 = 1,268,117.40 : x - Step 2: Convert to fraction form
1,449,721.09/2,004,950.10 = 1,268,117.40/x - Step 3: Cross multiply
1,449,721.09x = 2,004,950.10 × 1,268,117.40 - Step 4: Simplify right side
1,449,721.09x = 2,542,512,092,599.24 - Step 5: Solve for x
x = 2,542,512,092,599.24/1,449,721.09 - Step 6: Final answer
x = 1,753,793.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.