Finding the Fourth Proportional to 1,426,734.81, 1,968,841.26 and 773,346.81
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Solution
The fourth proportional to 1,426,734.81, 1,968,841.26 and 773,346.81 is: 1,067,189.99
Step by Step Solution
- Step 1: Write the proportion equation
1,426,734.81 : 1,968,841.26 = 773,346.81 : x - Step 2: Convert to fraction form
1,426,734.81/1,968,841.26 = 773,346.81/x - Step 3: Cross multiply
1,426,734.81x = 1,968,841.26 × 773,346.81 - Step 4: Simplify right side
1,426,734.81x = 1,522,597,107,817.38 - Step 5: Solve for x
x = 1,522,597,107,817.38/1,426,734.81 - Step 6: Final answer
x = 1,067,189.99
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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.