Finding the Fourth Proportional to 1,629,039.16, 2,240,102.19 and 1,413,805.56
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Solution
The fourth proportional to 1,629,039.16, 2,240,102.19 and 1,413,805.56 is: 1,944,133.09
Step by Step Solution
- Step 1: Write the proportion equation
1,629,039.16 : 2,240,102.19 = 1,413,805.56 : x - Step 2: Convert to fraction form
1,629,039.16/2,240,102.19 = 1,413,805.56/x - Step 3: Cross multiply
1,629,039.16x = 2,240,102.19 × 1,413,805.56 - Step 4: Simplify right side
1,629,039.16x = 3,167,068,931,190.18 - Step 5: Solve for x
x = 3,167,068,931,190.18/1,629,039.16 - Step 6: Final answer
x = 1,944,133.09
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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.