Finding the Fourth Proportional to 4,923,275.84, 7,387,515.62 and 3,493,201.33
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Solution
The fourth proportional to 4,923,275.84, 7,387,515.62 and 3,493,201.33 is: 5,241,648.09
Step by Step Solution
- Step 1: Write the proportion equation
4,923,275.84 : 7,387,515.62 = 3,493,201.33 : x - Step 2: Convert to fraction form
4,923,275.84/7,387,515.62 = 3,493,201.33/x - Step 3: Cross multiply
4,923,275.84x = 7,387,515.62 × 3,493,201.33 - Step 4: Simplify right side
4,923,275.84x = 25,806,079,389,179.78 - Step 5: Solve for x
x = 25,806,079,389,179.78/4,923,275.84 - Step 6: Final answer
x = 5,241,648.09
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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.