Finding the Fourth Proportional to 1,412,778.68, 1,950,356.96 and 1,089,763.64
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Solution
The fourth proportional to 1,412,778.68, 1,950,356.96 and 1,089,763.64 is: 1,504,431.04
Step by Step Solution
- Step 1: Write the proportion equation
1,412,778.68 : 1,950,356.96 = 1,089,763.64 : x - Step 2: Convert to fraction form
1,412,778.68/1,950,356.96 = 1,089,763.64/x - Step 3: Cross multiply
1,412,778.68x = 1,950,356.96 × 1,089,763.64 - Step 4: Simplify right side
1,412,778.68x = 2,125,428,100,028.93 - Step 5: Solve for x
x = 2,125,428,100,028.93/1,412,778.68 - Step 6: Final answer
x = 1,504,431.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.