Finding the Fourth Proportional to 1,631,986.04, 2,252,095.97 and 906,815.11
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Solution
The fourth proportional to 1,631,986.04, 2,252,095.97 and 906,815.11 is: 1,251,379.98
Step by Step Solution
- Step 1: Write the proportion equation
1,631,986.04 : 2,252,095.97 = 906,815.11 : x - Step 2: Convert to fraction form
1,631,986.04/2,252,095.97 = 906,815.11/x - Step 3: Cross multiply
1,631,986.04x = 2,252,095.97 × 906,815.11 - Step 4: Simplify right side
1,631,986.04x = 2,042,234,644,601.79 - Step 5: Solve for x
x = 2,042,234,644,601.79/1,631,986.04 - Step 6: Final answer
x = 1,251,379.98
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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.