Finding the Fourth Proportional to 951,513.12, 1,313,106.12 and 521,767.62
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Solution
The fourth proportional to 951,513.12, 1,313,106.12 and 521,767.62 is: 720,049.19
Step by Step Solution
- Step 1: Write the proportion equation
951,513.12 : 1,313,106.12 = 521,767.62 : x - Step 2: Convert to fraction form
951,513.12/1,313,106.12 = 521,767.62/x - Step 3: Cross multiply
951,513.12x = 1,313,106.12 × 521,767.62 - Step 4: Simplify right side
951,513.12x = 685,136,255,039.84 - Step 5: Solve for x
x = 685,136,255,039.84/951,513.12 - Step 6: Final answer
x = 720,049.19
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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.