Finding the Fourth Proportional to 1,424,651.78, 2,136,797.21 and 400,075.09
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Solution
The fourth proportional to 1,424,651.78, 2,136,797.21 and 400,075.09 is: 600,061.95
Step by Step Solution
- Step 1: Write the proportion equation
1,424,651.78 : 2,136,797.21 = 400,075.09 : x - Step 2: Convert to fraction form
1,424,651.78/2,136,797.21 = 400,075.09/x - Step 3: Cross multiply
1,424,651.78x = 2,136,797.21 × 400,075.09 - Step 4: Simplify right side
1,424,651.78x = 854,879,331,760.69 - Step 5: Solve for x
x = 854,879,331,760.69/1,424,651.78 - Step 6: Final answer
x = 600,061.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.