Finding the Fourth Proportional to 2,194,549.52, 3,028,482.81 and 1,227,695.99
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Solution
The fourth proportional to 2,194,549.52, 3,028,482.81 and 1,227,695.99 is: 1,694,222.97
Step by Step Solution
- Step 1: Write the proportion equation
2,194,549.52 : 3,028,482.81 = 1,227,695.99 : x - Step 2: Convert to fraction form
2,194,549.52/3,028,482.81 = 1,227,695.99/x - Step 3: Cross multiply
2,194,549.52x = 3,028,482.81 × 1,227,695.99 - Step 4: Simplify right side
2,194,549.52x = 3,718,056,186,478.52 - Step 5: Solve for x
x = 3,718,056,186,478.52/2,194,549.52 - Step 6: Final answer
x = 1,694,222.97
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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.