Finding the Fourth Proportional to 1,809,837.72, 2,497,606.14 and 994,116.88
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Solution
The fourth proportional to 1,809,837.72, 2,497,606.14 and 994,116.88 is: 1,371,897.82
Step by Step Solution
- Step 1: Write the proportion equation
1,809,837.72 : 2,497,606.14 = 994,116.88 : x - Step 2: Convert to fraction form
1,809,837.72/2,497,606.14 = 994,116.88/x - Step 3: Cross multiply
1,809,837.72x = 2,497,606.14 × 994,116.88 - Step 4: Simplify right side
1,809,837.72x = 2,482,912,423,365.64 - Step 5: Solve for x
x = 2,482,912,423,365.64/1,809,837.72 - Step 6: Final answer
x = 1,371,897.82
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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.