Finding the Fourth Proportional to 1,329,907.80, 1,992,053.70 and 880,843.80
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Solution
The fourth proportional to 1,329,907.80, 1,992,053.70 and 880,843.80 is: 1,319,405.86
Step by Step Solution
- Step 1: Write the proportion equation
1,329,907.80 : 1,992,053.70 = 880,843.80 : x - Step 2: Convert to fraction form
1,329,907.80/1,992,053.70 = 880,843.80/x - Step 3: Cross multiply
1,329,907.80x = 1,992,053.70 × 880,843.80 - Step 4: Simplify right side
1,329,907.80x = 1,754,688,150,912.06 - Step 5: Solve for x
x = 1,754,688,150,912.06/1,329,907.80 - Step 6: Final answer
x = 1,319,405.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.