Finding the Fourth Proportional to 5,282,856.09, 7,290,458.19 and 2,959,919.46
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Solution
The fourth proportional to 5,282,856.09, 7,290,458.19 and 2,959,919.46 is: 4,084,754.29
Step by Step Solution
- Step 1: Write the proportion equation
5,282,856.09 : 7,290,458.19 = 2,959,919.46 : x - Step 2: Convert to fraction form
5,282,856.09/7,290,458.19 = 2,959,919.46/x - Step 3: Cross multiply
5,282,856.09x = 7,290,458.19 × 2,959,919.46 - Step 4: Simplify right side
5,282,856.09x = 21,579,169,068,897.38 - Step 5: Solve for x
x = 21,579,169,068,897.38/5,282,856.09 - Step 6: Final answer
x = 4,084,754.29
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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.