Finding the Fourth Proportional to 5,754,871.40, 7,941,722.96 and 3,176,552.84
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Solution
The fourth proportional to 5,754,871.40, 7,941,722.96 and 3,176,552.84 is: 4,383,643.16
Step by Step Solution
- Step 1: Write the proportion equation
5,754,871.40 : 7,941,722.96 = 3,176,552.84 : x - Step 2: Convert to fraction form
5,754,871.40/7,941,722.96 = 3,176,552.84/x - Step 3: Cross multiply
5,754,871.40x = 7,941,722.96 × 3,176,552.84 - Step 4: Simplify right side
5,754,871.40x = 25,227,302,623,081.21 - Step 5: Solve for x
x = 25,227,302,623,081.21/5,754,871.40 - Step 6: Final answer
x = 4,383,643.16
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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.