Finding the Fourth Proportional to 4,866,986.18, 7,296,542.47 and 2,973,087.92
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Solution
The fourth proportional to 4,866,986.18, 7,296,542.47 and 2,973,087.92 is: 4,457,227.02
Step by Step Solution
- Step 1: Write the proportion equation
4,866,986.18 : 7,296,542.47 = 2,973,087.92 : x - Step 2: Convert to fraction form
4,866,986.18/7,296,542.47 = 2,973,087.92/x - Step 3: Cross multiply
4,866,986.18x = 7,296,542.47 × 2,973,087.92 - Step 4: Simplify right side
4,866,986.18x = 21,693,262,297,281.68 - Step 5: Solve for x
x = 21,693,262,297,281.68/4,866,986.18 - Step 6: Final answer
x = 4,457,227.02
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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.