Finding the Fourth Proportional to 2,710,172.70, 3,739,860.36 and 1,548,678.96
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Solution
The fourth proportional to 2,710,172.70, 3,739,860.36 and 1,548,678.96 is: 2,137,075.27
Step by Step Solution
- Step 1: Write the proportion equation
2,710,172.70 : 3,739,860.36 = 1,548,678.96 : x - Step 2: Convert to fraction form
2,710,172.70/3,739,860.36 = 1,548,678.96/x - Step 3: Cross multiply
2,710,172.70x = 3,739,860.36 × 1,548,678.96 - Step 4: Simplify right side
2,710,172.70x = 5,791,843,052,870.03 - Step 5: Solve for x
x = 5,791,843,052,870.03/2,710,172.70 - Step 6: Final answer
x = 2,137,075.27
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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.