Finding the Fourth Proportional to 1,362,901.14, 1,880,815.95 and 751,075.84
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Solution
The fourth proportional to 1,362,901.14, 1,880,815.95 and 751,075.84 is: 1,036,491.48
Step by Step Solution
- Step 1: Write the proportion equation
1,362,901.14 : 1,880,815.95 = 751,075.84 : x - Step 2: Convert to fraction form
1,362,901.14/1,880,815.95 = 751,075.84/x - Step 3: Cross multiply
1,362,901.14x = 1,880,815.95 × 751,075.84 - Step 4: Simplify right side
1,362,901.14x = 1,412,635,421,882.67 - Step 5: Solve for x
x = 1,412,635,421,882.67/1,362,901.14 - Step 6: Final answer
x = 1,036,491.48
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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.