Finding the Fourth Proportional to 3,895,731.32, 5,376,643.28 and 2,241,844.44
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Solution
The fourth proportional to 3,895,731.32, 5,376,643.28 and 2,241,844.44 is: 3,094,052.66
Step by Step Solution
- Step 1: Write the proportion equation
3,895,731.32 : 5,376,643.28 = 2,241,844.44 : x - Step 2: Convert to fraction form
3,895,731.32/5,376,643.28 = 2,241,844.44/x - Step 3: Cross multiply
3,895,731.32x = 5,376,643.28 × 2,241,844.44 - Step 4: Simplify right side
3,895,731.32x = 12,053,597,843,131.36 - Step 5: Solve for x
x = 12,053,597,843,131.36/3,895,731.32 - Step 6: Final answer
x = 3,094,052.66
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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.