Finding the Fourth Proportional to 1,792,872.02, 2,474,163.78 and 977,075.90
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Solution
The fourth proportional to 1,792,872.02, 2,474,163.78 and 977,075.90 is: 1,348,364.96
Step by Step Solution
- Step 1: Write the proportion equation
1,792,872.02 : 2,474,163.78 = 977,075.90 : x - Step 2: Convert to fraction form
1,792,872.02/2,474,163.78 = 977,075.90/x - Step 3: Cross multiply
1,792,872.02x = 2,474,163.78 × 977,075.90 - Step 4: Simplify right side
1,792,872.02x = 2,417,445,802,090.90 - Step 5: Solve for x
x = 2,417,445,802,090.90/1,792,872.02 - Step 6: Final answer
x = 1,348,364.96
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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.