Finding the Fourth Proportional to 1,513,376.96, 2,265,107.74 and 829,220.49
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Solution
The fourth proportional to 1,513,376.96, 2,265,107.74 and 829,220.49 is: 1,241,114.28
Step by Step Solution
- Step 1: Write the proportion equation
1,513,376.96 : 2,265,107.74 = 829,220.49 : x - Step 2: Convert to fraction form
1,513,376.96/2,265,107.74 = 829,220.49/x - Step 3: Cross multiply
1,513,376.96x = 2,265,107.74 × 829,220.49 - Step 4: Simplify right side
1,513,376.96x = 1,878,273,747,992.54 - Step 5: Solve for x
x = 1,878,273,747,992.54/1,513,376.96 - Step 6: Final answer
x = 1,241,114.28
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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.