Finding the Fourth Proportional to 5,321,673.68, 7,985,660.28 and 1,958,242.64
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Solution
The fourth proportional to 5,321,673.68, 7,985,660.28 and 1,958,242.64 is: 2,938,522.99
Step by Step Solution
- Step 1: Write the proportion equation
5,321,673.68 : 7,985,660.28 = 1,958,242.64 : x - Step 2: Convert to fraction form
5,321,673.68/7,985,660.28 = 1,958,242.64/x - Step 3: Cross multiply
5,321,673.68x = 7,985,660.28 × 1,958,242.64 - Step 4: Simplify right side
5,321,673.68x = 15,637,860,468,850.34 - Step 5: Solve for x
x = 15,637,860,468,850.34/5,321,673.68 - Step 6: Final answer
x = 2,938,522.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.