Finding the Fourth Proportional to 3,207,288.27, 4,426,022.55 and 1,737,160.23
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Solution
The fourth proportional to 3,207,288.27, 4,426,022.55 and 1,737,160.23 is: 2,397,262.02
Step by Step Solution
- Step 1: Write the proportion equation
3,207,288.27 : 4,426,022.55 = 1,737,160.23 : x - Step 2: Convert to fraction form
3,207,288.27/4,426,022.55 = 1,737,160.23/x - Step 3: Cross multiply
3,207,288.27x = 4,426,022.55 × 1,737,160.23 - Step 4: Simplify right side
3,207,288.27x = 7,688,710,350,943.19 - Step 5: Solve for x
x = 7,688,710,350,943.19/3,207,288.27 - Step 6: Final answer
x = 2,397,262.02
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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.