Finding the Fourth Proportional to 3,602,651.92, 4,970,846.28 and 2,152,064.08
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Solution
The fourth proportional to 3,602,651.92, 4,970,846.28 and 2,152,064.08 is: 2,969,362.56
Step by Step Solution
- Step 1: Write the proportion equation
3,602,651.92 : 4,970,846.28 = 2,152,064.08 : x - Step 2: Convert to fraction form
3,602,651.92/4,970,846.28 = 2,152,064.08/x - Step 3: Cross multiply
3,602,651.92x = 4,970,846.28 × 2,152,064.08 - Step 4: Simplify right side
3,602,651.92x = 10,697,579,726,389.62 - Step 5: Solve for x
x = 10,697,579,726,389.62/3,602,651.92 - Step 6: Final answer
x = 2,969,362.56
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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.