Finding the Fourth Proportional to 5,088,384.29, 7,632,537.56 and 1,301,861.09
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Solution
The fourth proportional to 5,088,384.29, 7,632,537.56 and 1,301,861.09 is: 1,952,781.69
Step by Step Solution
- Step 1: Write the proportion equation
5,088,384.29 : 7,632,537.56 = 1,301,861.09 : x - Step 2: Convert to fraction form
5,088,384.29/7,632,537.56 = 1,301,861.09/x - Step 3: Cross multiply
5,088,384.29x = 7,632,537.56 × 1,301,861.09 - Step 4: Simplify right side
5,088,384.29x = 9,936,503,660,818.24 - Step 5: Solve for x
x = 9,936,503,660,818.24/5,088,384.29 - Step 6: Final answer
x = 1,952,781.69
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1.5x scale
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.