Finding the Fourth Proportional to 3,054,116.99, 4,214,732.11 and 1,677,587.99
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Solution
The fourth proportional to 3,054,116.99, 4,214,732.11 and 1,677,587.99 is: 2,315,099.25
Step by Step Solution
- Step 1: Write the proportion equation
3,054,116.99 : 4,214,732.11 = 1,677,587.99 : x - Step 2: Convert to fraction form
3,054,116.99/4,214,732.11 = 1,677,587.99/x - Step 3: Cross multiply
3,054,116.99x = 4,214,732.11 × 1,677,587.99 - Step 4: Simplify right side
3,054,116.99x = 7,070,583,943,535.73 - Step 5: Solve for x
x = 7,070,583,943,535.73/3,054,116.99 - Step 6: Final answer
x = 2,315,099.25
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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.