Finding the Fourth Proportional to 4,261,444.82, 5,878,921.28 and 2,607,670.70
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Solution
The fourth proportional to 4,261,444.82, 5,878,921.28 and 2,607,670.70 is: 3,597,439.69
Step by Step Solution
- Step 1: Write the proportion equation
4,261,444.82 : 5,878,921.28 = 2,607,670.70 : x - Step 2: Convert to fraction form
4,261,444.82/5,878,921.28 = 2,607,670.70/x - Step 3: Cross multiply
4,261,444.82x = 5,878,921.28 × 2,607,670.70 - Step 4: Simplify right side
4,261,444.82x = 15,330,290,727,029.54 - Step 5: Solve for x
x = 15,330,290,727,029.54/4,261,444.82 - Step 6: Final answer
x = 3,597,439.69
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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.