Finding the Fourth Proportional to 5,271,470.66, 7,274,646.54 and 2,948,403
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Solution
The fourth proportional to 5,271,470.66, 7,274,646.54 and 2,948,403 is: 4,068,805.67
Step by Step Solution
- Step 1: Write the proportion equation
5,271,470.66 : 7,274,646.54 = 2,948,403 : x - Step 2: Convert to fraction form
5,271,470.66/7,274,646.54 = 2,948,403/x - Step 3: Cross multiply
5,271,470.66x = 7,274,646.54 × 2,948,403 - Step 4: Simplify right side
5,271,470.66x = 21,448,589,682,475.62 - Step 5: Solve for x
x = 21,448,589,682,475.62/5,271,470.66 - Step 6: Final answer
x = 4,068,805.67
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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.