Finding the Fourth Proportional to 3,601,612.71, 5,402,428.20 and 1,471,696.44
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Solution
The fourth proportional to 3,601,612.71, 5,402,428.20 and 1,471,696.44 is: 2,207,548.39
Step by Step Solution
- Step 1: Write the proportion equation
3,601,612.71 : 5,402,428.20 = 1,471,696.44 : x - Step 2: Convert to fraction form
3,601,612.71/5,402,428.20 = 1,471,696.44/x - Step 3: Cross multiply
3,601,612.71x = 5,402,428.20 × 1,471,696.44 - Step 4: Simplify right side
3,601,612.71x = 7,950,734,349,295.61 - Step 5: Solve for x
x = 7,950,734,349,295.61/3,601,612.71 - Step 6: Final answer
x = 2,207,548.39
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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.