Finding the Fourth Proportional to 3,758,266.67, 5,185,202.09 and 2,104,170.11
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Solution
The fourth proportional to 3,758,266.67, 5,185,202.09 and 2,104,170.11 is: 2,903,079.59
Step by Step Solution
- Step 1: Write the proportion equation
3,758,266.67 : 5,185,202.09 = 2,104,170.11 : x - Step 2: Convert to fraction form
3,758,266.67/5,185,202.09 = 2,104,170.11/x - Step 3: Cross multiply
3,758,266.67x = 5,185,202.09 × 2,104,170.11 - Step 4: Simplify right side
3,758,266.67x = 10,910,547,235,085.18 - Step 5: Solve for x
x = 10,910,547,235,085.18/3,758,266.67 - Step 6: Final answer
x = 2,903,079.59
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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.