Finding the Fourth Proportional to 1,758,249.81, 2,635,581.38 and 692,860.05
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Solution
The fourth proportional to 1,758,249.81, 2,635,581.38 and 692,860.05 is: 1,038,583.39
Step by Step Solution
- Step 1: Write the proportion equation
1,758,249.81 : 2,635,581.38 = 692,860.05 : x - Step 2: Convert to fraction form
1,758,249.81/2,635,581.38 = 692,860.05/x - Step 3: Cross multiply
1,758,249.81x = 2,635,581.38 × 692,860.05 - Step 4: Simplify right side
1,758,249.81x = 1,826,089,043,261.57 - Step 5: Solve for x
x = 1,826,089,043,261.57/1,758,249.81 - Step 6: Final answer
x = 1,038,583.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.