Finding the Fourth Proportional to 4,517,966.49, 6,777,037.62 and 1,785,441.21
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Solution
The fourth proportional to 4,517,966.49, 6,777,037.62 and 1,785,441.21 is: 2,678,196.55
Step by Step Solution
- Step 1: Write the proportion equation
4,517,966.49 : 6,777,037.62 = 1,785,441.21 : x - Step 2: Convert to fraction form
4,517,966.49/6,777,037.62 = 1,785,441.21/x - Step 3: Cross multiply
4,517,966.49x = 6,777,037.62 × 1,785,441.21 - Step 4: Simplify right side
4,517,966.49x = 12,100,002,248,468.32 - Step 5: Solve for x
x = 12,100,002,248,468.32/4,517,966.49 - Step 6: Final answer
x = 2,678,196.55
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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.