Finding the Fourth Proportional to 4,545,729.70, 6,828,042.39 and 3,605,669.62
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Solution
The fourth proportional to 4,545,729.70, 6,828,042.39 and 3,605,669.62 is: 5,415,998.45
Step by Step Solution
- Step 1: Write the proportion equation
4,545,729.70 : 6,828,042.39 = 3,605,669.62 : x - Step 2: Convert to fraction form
4,545,729.70/6,828,042.39 = 3,605,669.62/x - Step 3: Cross multiply
4,545,729.70x = 6,828,042.39 × 3,605,669.62 - Step 4: Simplify right side
4,545,729.70x = 24,619,665,009,695.19 - Step 5: Solve for x
x = 24,619,665,009,695.19/4,545,729.70 - Step 6: Final answer
x = 5,415,998.45
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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.