Finding the Fourth Proportional to 2,075,772.44, 2,864,564.70 and 1,121,916.44
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Solution
The fourth proportional to 2,075,772.44, 2,864,564.70 and 1,121,916.44 is: 1,548,244.00
Step by Step Solution
- Step 1: Write the proportion equation
2,075,772.44 : 2,864,564.70 = 1,121,916.44 : x - Step 2: Convert to fraction form
2,075,772.44/2,864,564.70 = 1,121,916.44/x - Step 3: Cross multiply
2,075,772.44x = 2,864,564.70 × 1,121,916.44 - Step 4: Simplify right side
2,075,772.44x = 3,213,802,230,373.67 - Step 5: Solve for x
x = 3,213,802,230,373.67/2,075,772.44 - Step 6: Final answer
x = 1,548,244.00
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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.