Finding the Fourth Proportional to 4,806,686.51, 6,633,226.89 and 2,631,231.14
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Solution
The fourth proportional to 4,806,686.51, 6,633,226.89 and 2,631,231.14 is: 3,631,098.70
Step by Step Solution
- Step 1: Write the proportion equation
4,806,686.51 : 6,633,226.89 = 2,631,231.14 : x - Step 2: Convert to fraction form
4,806,686.51/6,633,226.89 = 2,631,231.14/x - Step 3: Cross multiply
4,806,686.51x = 6,633,226.89 × 2,631,231.14 - Step 4: Simplify right side
4,806,686.51x = 17,453,553,118,487.22 - Step 5: Solve for x
x = 17,453,553,118,487.22/4,806,686.51 - Step 6: Final answer
x = 3,631,098.70
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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.