Finding the Fourth Proportional to 3,772,423.62, 5,205,945.24 and 2,053,557.18
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Solution
The fourth proportional to 3,772,423.62, 5,205,945.24 and 2,053,557.18 is: 2,833,909.26
Step by Step Solution
- Step 1: Write the proportion equation
3,772,423.62 : 5,205,945.24 = 2,053,557.18 : x - Step 2: Convert to fraction form
3,772,423.62/5,205,945.24 = 2,053,557.18/x - Step 3: Cross multiply
3,772,423.62x = 5,205,945.24 × 2,053,557.18 - Step 4: Simplify right side
3,772,423.62x = 10,690,706,226,288.82 - Step 5: Solve for x
x = 10,690,706,226,288.82/3,772,423.62 - Step 6: Final answer
x = 2,833,909.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.