Finding the Fourth Proportional to 2,637,578.62, 3,640,053.98 and 1,476,141.24
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Solution
The fourth proportional to 2,637,578.62, 3,640,053.98 and 1,476,141.24 is: 2,037,184.32
Step by Step Solution
- Step 1: Write the proportion equation
2,637,578.62 : 3,640,053.98 = 1,476,141.24 : x - Step 2: Convert to fraction form
2,637,578.62/3,640,053.98 = 1,476,141.24/x - Step 3: Cross multiply
2,637,578.62x = 3,640,053.98 × 1,476,141.24 - Step 4: Simplify right side
2,637,578.62x = 5,373,233,795,704.14 - Step 5: Solve for x
x = 5,373,233,795,704.14/2,637,578.62 - Step 6: Final answer
x = 2,037,184.32
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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.