Finding the Fourth Proportional to 3,967,095.66, 5,474,476.95 and 2,248,375.02
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Solution
The fourth proportional to 3,967,095.66, 5,474,476.95 and 2,248,375.02 is: 3,102,692.32
Step by Step Solution
- Step 1: Write the proportion equation
3,967,095.66 : 5,474,476.95 = 2,248,375.02 : x - Step 2: Convert to fraction form
3,967,095.66/5,474,476.95 = 2,248,375.02/x - Step 3: Cross multiply
3,967,095.66x = 5,474,476.95 × 2,248,375.02 - Step 4: Simplify right side
3,967,095.66x = 12,308,677,221,945.79 - Step 5: Solve for x
x = 12,308,677,221,945.79/3,967,095.66 - Step 6: Final answer
x = 3,102,692.32
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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.