Finding the Fourth Proportional to 2,284,990.09, 3,426,794.93 and 687,129.01
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Solution
The fourth proportional to 2,284,990.09, 3,426,794.93 and 687,129.01 is: 1,030,485.96
Step by Step Solution
- Step 1: Write the proportion equation
2,284,990.09 : 3,426,794.93 = 687,129.01 : x - Step 2: Convert to fraction form
2,284,990.09/3,426,794.93 = 687,129.01/x - Step 3: Cross multiply
2,284,990.09x = 3,426,794.93 × 687,129.01 - Step 4: Simplify right side
2,284,990.09x = 2,354,650,200,874.75 - Step 5: Solve for x
x = 2,354,650,200,874.75/2,284,990.09 - Step 6: Final answer
x = 1,030,485.96
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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.