Finding the Fourth Proportional to 2,122,614.64, 3,183,946.48 and 908,026.08
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Solution
The fourth proportional to 2,122,614.64, 3,183,946.48 and 908,026.08 is: 1,362,049.61
Step by Step Solution
- Step 1: Write the proportion equation
2,122,614.64 : 3,183,946.48 = 908,026.08 : x - Step 2: Convert to fraction form
2,122,614.64/3,183,946.48 = 908,026.08/x - Step 3: Cross multiply
2,122,614.64x = 3,183,946.48 × 908,026.08 - Step 4: Simplify right side
2,122,614.64x = 2,891,106,441,164.20 - Step 5: Solve for x
x = 2,891,106,441,164.20/2,122,614.64 - Step 6: Final answer
x = 1,362,049.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.