Finding the Fourth Proportional to 4,717,000.14, 7,075,657.40 and 1,305,000.84
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Solution
The fourth proportional to 4,717,000.14, 7,075,657.40 and 1,305,000.84 is: 1,957,544.75
Step by Step Solution
- Step 1: Write the proportion equation
4,717,000.14 : 7,075,657.40 = 1,305,000.84 : x - Step 2: Convert to fraction form
4,717,000.14/7,075,657.40 = 1,305,000.84/x - Step 3: Cross multiply
4,717,000.14x = 7,075,657.40 × 1,305,000.84 - Step 4: Simplify right side
4,717,000.14x = 9,233,738,850,552.22 - Step 5: Solve for x
x = 9,233,738,850,552.22/4,717,000.14 - Step 6: Final answer
x = 1,957,544.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.