Finding the Fourth Proportional to 4,717,011.41, 7,075,674.41 and 1,305,012.28
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Solution
The fourth proportional to 4,717,011.41, 7,075,674.41 and 1,305,012.28 is: 1,957,561.93
Step by Step Solution
- Step 1: Write the proportion equation
4,717,011.41 : 7,075,674.41 = 1,305,012.28 : x - Step 2: Convert to fraction form
4,717,011.41/7,075,674.41 = 1,305,012.28/x - Step 3: Cross multiply
4,717,011.41x = 7,075,674.41 × 1,305,012.28 - Step 4: Simplify right side
4,717,011.41x = 9,233,841,958,953.38 - Step 5: Solve for x
x = 9,233,841,958,953.38/4,717,011.41 - Step 6: Final answer
x = 1,957,561.93
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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.