Finding the Fourth Proportional to 1,281,654.62, 1,769,450.84 and 798,873.69
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Solution
The fourth proportional to 1,281,654.62, 1,769,450.84 and 798,873.69 is: 1,102,924.06
Step by Step Solution
- Step 1: Write the proportion equation
1,281,654.62 : 1,769,450.84 = 798,873.69 : x - Step 2: Convert to fraction form
1,281,654.62/1,769,450.84 = 798,873.69/x - Step 3: Cross multiply
1,281,654.62x = 1,769,450.84 × 798,873.69 - Step 4: Simplify right side
1,281,654.62x = 1,413,567,721,824.40 - Step 5: Solve for x
x = 1,413,567,721,824.40/1,281,654.62 - Step 6: Final answer
x = 1,102,924.06
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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.