Finding the Fourth Proportional to 3,075,747.36, 4,244,528.16 and 1,717,621.44
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Solution
The fourth proportional to 3,075,747.36, 4,244,528.16 and 1,717,621.44 is: 2,370,315.80
Step by Step Solution
- Step 1: Write the proportion equation
3,075,747.36 : 4,244,528.16 = 1,717,621.44 : x - Step 2: Convert to fraction form
3,075,747.36/4,244,528.16 = 1,717,621.44/x - Step 3: Cross multiply
3,075,747.36x = 4,244,528.16 × 1,717,621.44 - Step 4: Simplify right side
3,075,747.36x = 7,290,492,570,299.75 - Step 5: Solve for x
x = 7,290,492,570,299.75/3,075,747.36 - Step 6: Final answer
x = 2,370,315.80
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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.