Finding the Fourth Proportional to 2,194,139.84, 3,028,193.44 and 1,227,323.84
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Solution
The fourth proportional to 2,194,139.84, 3,028,193.44 and 1,227,323.84 is: 1,693,863.78
Step by Step Solution
- Step 1: Write the proportion equation
2,194,139.84 : 3,028,193.44 = 1,227,323.84 : x - Step 2: Convert to fraction form
2,194,139.84/3,028,193.44 = 1,227,323.84/x - Step 3: Cross multiply
2,194,139.84x = 3,028,193.44 × 1,227,323.84 - Step 4: Simplify right side
2,194,139.84x = 3,716,574,001,043.61 - Step 5: Solve for x
x = 3,716,574,001,043.61/2,194,139.84 - Step 6: Final answer
x = 1,693,863.78
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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.