Finding the Fourth Proportional to 4,843,890.19, 6,691,367.46 and 4,588,798.51
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Solution
The fourth proportional to 4,843,890.19, 6,691,367.46 and 4,588,798.51 is: 6,338,982.89
Step by Step Solution
- Step 1: Write the proportion equation
4,843,890.19 : 6,691,367.46 = 4,588,798.51 : x - Step 2: Convert to fraction form
4,843,890.19/6,691,367.46 = 4,588,798.51/x - Step 3: Cross multiply
4,843,890.19x = 6,691,367.46 × 4,588,798.51 - Step 4: Simplify right side
4,843,890.19x = 30,705,337,030,310.48 - Step 5: Solve for x
x = 30,705,337,030,310.48/4,843,890.19 - Step 6: Final answer
x = 6,338,982.89
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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.