Finding the Fourth Proportional to 5,279,068, 7,285,133.28 and 2,864,620
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Solution
The fourth proportional to 5,279,068, 7,285,133.28 and 2,864,620 is: 3,953,186.15
Step by Step Solution
- Step 1: Write the proportion equation
5,279,068 : 7,285,133.28 = 2,864,620 : x - Step 2: Convert to fraction form
5,279,068/7,285,133.28 = 2,864,620/x - Step 3: Cross multiply
5,279,068x = 7,285,133.28 × 2,864,620 - Step 4: Simplify right side
5,279,068x = 20,869,138,496,553.60 - Step 5: Solve for x
x = 20,869,138,496,553.60/5,279,068 - Step 6: Final answer
x = 3,953,186.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.