Finding the Fourth Proportional to 2,324,572.74, 3,207,969.66 and 1,277,981.13
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Solution
The fourth proportional to 2,324,572.74, 3,207,969.66 and 1,277,981.13 is: 1,763,646.55
Step by Step Solution
- Step 1: Write the proportion equation
2,324,572.74 : 3,207,969.66 = 1,277,981.13 : x - Step 2: Convert to fraction form
2,324,572.74/3,207,969.66 = 1,277,981.13/x - Step 3: Cross multiply
2,324,572.74x = 3,207,969.66 × 1,277,981.13 - Step 4: Simplify right side
2,324,572.74x = 4,099,724,691,092.52 - Step 5: Solve for x
x = 4,099,724,691,092.52/2,324,572.74 - Step 6: Final answer
x = 1,763,646.55
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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.