Finding the Fourth Proportional to 5,754,712.74, 7,941,504.26 and 3,176,394.24
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Solution
The fourth proportional to 5,754,712.74, 7,941,504.26 and 3,176,394.24 is: 4,383,424.44
Step by Step Solution
- Step 1: Write the proportion equation
5,754,712.74 : 7,941,504.26 = 3,176,394.24 : x - Step 2: Convert to fraction form
5,754,712.74/7,941,504.26 = 3,176,394.24/x - Step 3: Cross multiply
5,754,712.74x = 7,941,504.26 × 3,176,394.24 - Step 4: Simplify right side
5,754,712.74x = 25,225,348,426,121.09 - Step 5: Solve for x
x = 25,225,348,426,121.09/5,754,712.74 - Step 6: Final answer
x = 4,383,424.44
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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.