Finding the Fourth Proportional to 4,283,248.22, 6,421,676.73 and 2,576,991.68
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Solution
The fourth proportional to 4,283,248.22, 6,421,676.73 and 2,576,991.68 is: 3,863,564.91
Step by Step Solution
- Step 1: Write the proportion equation
4,283,248.22 : 6,421,676.73 = 2,576,991.68 : x - Step 2: Convert to fraction form
4,283,248.22/6,421,676.73 = 2,576,991.68/x - Step 3: Cross multiply
4,283,248.22x = 6,421,676.73 × 2,576,991.68 - Step 4: Simplify right side
4,283,248.22x = 16,548,607,504,859.61 - Step 5: Solve for x
x = 16,548,607,504,859.61/4,283,248.22 - Step 6: Final answer
x = 3,863,564.91
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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.