Finding the Fourth Proportional to 1,631,994.66, 2,252,107.87 and 906,823.73
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Solution
The fourth proportional to 1,631,994.66, 2,252,107.87 and 906,823.73 is: 1,251,391.88
Step by Step Solution
- Step 1: Write the proportion equation
1,631,994.66 : 2,252,107.87 = 906,823.73 : x - Step 2: Convert to fraction form
1,631,994.66/2,252,107.87 = 906,823.73/x - Step 3: Cross multiply
1,631,994.66x = 2,252,107.87 × 906,823.73 - Step 4: Simplify right side
1,631,994.66x = 2,042,264,862,398.97 - Step 5: Solve for x
x = 2,042,264,862,398.97/1,631,994.66 - Step 6: Final answer
x = 1,251,391.88
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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.