Finding the Fourth Proportional to 5,925,286.68, 8,180,419.59 and 3,751,692.99
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Solution
The fourth proportional to 5,925,286.68, 8,180,419.59 and 3,751,692.99 is: 5,179,567.59
Step by Step Solution
- Step 1: Write the proportion equation
5,925,286.68 : 8,180,419.59 = 3,751,692.99 : x - Step 2: Convert to fraction form
5,925,286.68/8,180,419.59 = 3,751,692.99/x - Step 3: Cross multiply
5,925,286.68x = 8,180,419.59 × 3,751,692.99 - Step 4: Simplify right side
5,925,286.68x = 30,690,422,831,061.68 - Step 5: Solve for x
x = 30,690,422,831,061.68/5,925,286.68 - Step 6: Final answer
x = 5,179,567.59
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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.