Finding the Fourth Proportional to 3,566,389.68, 5,350,379.40 and 1,672,121.52
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Solution
The fourth proportional to 3,566,389.68, 5,350,379.40 and 1,672,121.52 is: 2,508,554.96
Step by Step Solution
- Step 1: Write the proportion equation
3,566,389.68 : 5,350,379.40 = 1,672,121.52 : x - Step 2: Convert to fraction form
3,566,389.68/5,350,379.40 = 1,672,121.52/x - Step 3: Cross multiply
3,566,389.68x = 5,350,379.40 × 1,672,121.52 - Step 4: Simplify right side
3,566,389.68x = 8,946,484,534,904.69 - Step 5: Solve for x
x = 8,946,484,534,904.69/3,566,389.68 - Step 6: Final answer
x = 2,508,554.96
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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.