Finding the Fourth Proportional to 5,034,137.36, 6,946,591.74 and 2,828,649.92
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Solution
The fourth proportional to 5,034,137.36, 6,946,591.74 and 2,828,649.92 is: 3,903,245.93
Step by Step Solution
- Step 1: Write the proportion equation
5,034,137.36 : 6,946,591.74 = 2,828,649.92 : x - Step 2: Convert to fraction form
5,034,137.36/6,946,591.74 = 2,828,649.92/x - Step 3: Cross multiply
5,034,137.36x = 6,946,591.74 × 2,828,649.92 - Step 4: Simplify right side
5,034,137.36x = 19,649,476,169,623.66 - Step 5: Solve for x
x = 19,649,476,169,623.66/5,034,137.36 - Step 6: Final answer
x = 3,903,245.93
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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.