Finding the Fourth Proportional to 4,828,591.09, 7,242,857.61 and 1,234,352.17
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Solution
The fourth proportional to 4,828,591.09, 7,242,857.61 and 1,234,352.17 is: 1,851,520.84
Step by Step Solution
- Step 1: Write the proportion equation
4,828,591.09 : 7,242,857.61 = 1,234,352.17 : x - Step 2: Convert to fraction form
4,828,591.09/7,242,857.61 = 1,234,352.17/x - Step 3: Cross multiply
4,828,591.09x = 7,242,857.61 × 1,234,352.17 - Step 4: Simplify right side
4,828,591.09x = 8,940,237,007,904.51 - Step 5: Solve for x
x = 8,940,237,007,904.51/4,828,591.09 - Step 6: Final answer
x = 1,851,520.84
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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.