Finding the Fourth Proportional to 5,252,009.68, 7,247,766.32 and 2,837,561.68
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Solution
The fourth proportional to 5,252,009.68, 7,247,766.32 and 2,837,561.68 is: 3,915,831.32
Step by Step Solution
- Step 1: Write the proportion equation
5,252,009.68 : 7,247,766.32 = 2,837,561.68 : x - Step 2: Convert to fraction form
5,252,009.68/7,247,766.32 = 2,837,561.68/x - Step 3: Cross multiply
5,252,009.68x = 7,247,766.32 × 2,837,561.68 - Step 4: Simplify right side
5,252,009.68x = 20,565,983,975,226.62 - Step 5: Solve for x
x = 20,565,983,975,226.62/5,252,009.68 - Step 6: Final answer
x = 3,915,831.32
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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.