Finding the Fourth Proportional to 4,010,576.87, 5,534,558.42 and 2,175,075.66
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Solution
The fourth proportional to 4,010,576.87, 5,534,558.42 and 2,175,075.66 is: 3,001,583.99
Step by Step Solution
- Step 1: Write the proportion equation
4,010,576.87 : 5,534,558.42 = 2,175,075.66 : x - Step 2: Convert to fraction form
4,010,576.87/5,534,558.42 = 2,175,075.66/x - Step 3: Cross multiply
4,010,576.87x = 5,534,558.42 × 2,175,075.66 - Step 4: Simplify right side
4,010,576.87x = 12,038,083,318,069.27 - Step 5: Solve for x
x = 12,038,083,318,069.27/4,010,576.87 - Step 6: Final answer
x = 3,001,583.99
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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.