Finding the Fourth Proportional to 3,125,447.28, 4,684,973.99 and 2,114,675.96
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Solution
The fourth proportional to 3,125,447.28, 4,684,973.99 and 2,114,675.96 is: 3,169,850.89
Step by Step Solution
- Step 1: Write the proportion equation
3,125,447.28 : 4,684,973.99 = 2,114,675.96 : x - Step 2: Convert to fraction form
3,125,447.28/4,684,973.99 = 2,114,675.96/x - Step 3: Cross multiply
3,125,447.28x = 4,684,973.99 × 2,114,675.96 - Step 4: Simplify right side
3,125,447.28x = 9,907,201,835,880.03 - Step 5: Solve for x
x = 9,907,201,835,880.03/3,125,447.28 - Step 6: Final answer
x = 3,169,850.89
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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.