Finding the Fourth Proportional to 1,687,719.66, 2,329,075.00 and 923,756.82
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Solution
The fourth proportional to 1,687,719.66, 2,329,075.00 and 923,756.82 is: 1,274,796.38
Step by Step Solution
- Step 1: Write the proportion equation
1,687,719.66 : 2,329,075.00 = 923,756.82 : x - Step 2: Convert to fraction form
1,687,719.66/2,329,075.00 = 923,756.82/x - Step 3: Cross multiply
1,687,719.66x = 2,329,075.00 × 923,756.82 - Step 4: Simplify right side
1,687,719.66x = 2,151,498,902,766.03 - Step 5: Solve for x
x = 2,151,498,902,766.03/1,687,719.66 - Step 6: Final answer
x = 1,274,796.38
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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.