Finding the Fourth Proportional to 2,073,513.09, 3,109,803.08 and 743,817.09
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Solution
The fourth proportional to 2,073,513.09, 3,109,803.08 and 743,817.09 is: 1,115,558.27
Step by Step Solution
- Step 1: Write the proportion equation
2,073,513.09 : 3,109,803.08 = 743,817.09 : x - Step 2: Convert to fraction form
2,073,513.09/3,109,803.08 = 743,817.09/x - Step 3: Cross multiply
2,073,513.09x = 3,109,803.08 × 743,817.09 - Step 4: Simplify right side
2,073,513.09x = 2,313,124,677,438.64 - Step 5: Solve for x
x = 2,313,124,677,438.64/2,073,513.09 - Step 6: Final answer
x = 1,115,558.27
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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.