Finding the Fourth Proportional to 2,274,409.49, 3,138,602.73 and 1,255,792.37
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Solution
The fourth proportional to 2,274,409.49, 3,138,602.73 and 1,255,792.37 is: 1,732,947.99
Step by Step Solution
- Step 1: Write the proportion equation
2,274,409.49 : 3,138,602.73 = 1,255,792.37 : x - Step 2: Convert to fraction form
2,274,409.49/3,138,602.73 = 1,255,792.37/x - Step 3: Cross multiply
2,274,409.49x = 3,138,602.73 × 1,255,792.37 - Step 4: Simplify right side
2,274,409.49x = 3,941,433,360,795.17 - Step 5: Solve for x
x = 3,941,433,360,795.17/2,274,409.49 - Step 6: Final answer
x = 1,732,947.99
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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.