Finding the Fourth Proportional to 2,171,129.40, 3,256,110.90 and 908,695.80
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Solution
The fourth proportional to 2,171,129.40, 3,256,110.90 and 908,695.80 is: 1,362,799.61
Step by Step Solution
- Step 1: Write the proportion equation
2,171,129.40 : 3,256,110.90 = 908,695.80 : x - Step 2: Convert to fraction form
2,171,129.40/3,256,110.90 = 908,695.80/x - Step 3: Cross multiply
2,171,129.40x = 3,256,110.90 × 908,695.80 - Step 4: Simplify right side
2,171,129.40x = 2,958,814,299,164.22 - Step 5: Solve for x
x = 2,958,814,299,164.22/2,171,129.40 - Step 6: Final answer
x = 1,362,799.61
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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.