Finding the Fourth Proportional to 3,816,459.84, 5,266,675.44 and 2,097,544.80
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Solution
The fourth proportional to 3,816,459.84, 5,266,675.44 and 2,097,544.80 is: 2,894,590.31
Step by Step Solution
- Step 1: Write the proportion equation
3,816,459.84 : 5,266,675.44 = 2,097,544.80 : x - Step 2: Convert to fraction form
3,816,459.84/5,266,675.44 = 2,097,544.80/x - Step 3: Cross multiply
3,816,459.84x = 5,266,675.44 × 2,097,544.80 - Step 4: Simplify right side
3,816,459.84x = 11,047,087,682,459.71 - Step 5: Solve for x
x = 11,047,087,682,459.71/3,816,459.84 - Step 6: Final answer
x = 2,894,590.31
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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.