Finding the Fourth Proportional to 2,772,601.65, 4,159,299.21 and 853,675.22
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Solution
The fourth proportional to 2,772,601.65, 4,159,299.21 and 853,675.22 is: 1,280,634.99
Step by Step Solution
- Step 1: Write the proportion equation
2,772,601.65 : 4,159,299.21 = 853,675.22 : x - Step 2: Convert to fraction form
2,772,601.65/4,159,299.21 = 853,675.22/x - Step 3: Cross multiply
2,772,601.65x = 4,159,299.21 × 853,675.22 - Step 4: Simplify right side
2,772,601.65x = 3,550,690,675,339.54 - Step 5: Solve for x
x = 3,550,690,675,339.54/2,772,601.65 - Step 6: Final answer
x = 1,280,634.99
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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.