Finding the Fourth Proportional to 2,841,201.69, 3,920,944.52 and 1,552,125.12
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Solution
The fourth proportional to 2,841,201.69, 3,920,944.52 and 1,552,125.12 is: 2,141,979.75
Step by Step Solution
- Step 1: Write the proportion equation
2,841,201.69 : 3,920,944.52 = 1,552,125.12 : x - Step 2: Convert to fraction form
2,841,201.69/3,920,944.52 = 1,552,125.12/x - Step 3: Cross multiply
2,841,201.69x = 3,920,944.52 × 1,552,125.12 - Step 4: Simplify right side
2,841,201.69x = 6,085,796,475,857.72 - Step 5: Solve for x
x = 6,085,796,475,857.72/2,841,201.69 - Step 6: Final answer
x = 2,141,979.75
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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.