Finding the Fourth Proportional to 2,321,697.95, 3,198,671.07 and 1,796,602.79
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Solution
The fourth proportional to 2,321,697.95, 3,198,671.07 and 1,796,602.79 is: 2,475,232.14
Step by Step Solution
- Step 1: Write the proportion equation
2,321,697.95 : 3,198,671.07 = 1,796,602.79 : x - Step 2: Convert to fraction form
2,321,697.95/3,198,671.07 = 1,796,602.79/x - Step 3: Cross multiply
2,321,697.95x = 3,198,671.07 × 1,796,602.79 - Step 4: Simplify right side
2,321,697.95x = 5,746,741,378,363.12 - Step 5: Solve for x
x = 5,746,741,378,363.12/2,321,697.95 - Step 6: Final answer
x = 2,475,232.14
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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.