Finding the Fourth Proportional to 4,461,238.62, 6,691,844.49 and 1,266,367.50
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Solution
The fourth proportional to 4,461,238.62, 6,691,844.49 and 1,266,367.50 is: 1,899,547.43
Step by Step Solution
- Step 1: Write the proportion equation
4,461,238.62 : 6,691,844.49 = 1,266,367.50 : x - Step 2: Convert to fraction form
4,461,238.62/6,691,844.49 = 1,266,367.50/x - Step 3: Cross multiply
4,461,238.62x = 6,691,844.49 × 1,266,367.50 - Step 4: Simplify right side
4,461,238.62x = 8,474,334,377,190.08 - Step 5: Solve for x
x = 8,474,334,377,190.08/4,461,238.62 - Step 6: Final answer
x = 1,899,547.43
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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.