Finding the Fourth Proportional to 3,054,511.08, 4,215,235.14 and 1,696,384.08
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Solution
The fourth proportional to 3,054,511.08, 4,215,235.14 and 1,696,384.08 is: 2,341,015.50
Step by Step Solution
- Step 1: Write the proportion equation
3,054,511.08 : 4,215,235.14 = 1,696,384.08 : x - Step 2: Convert to fraction form
3,054,511.08/4,215,235.14 = 1,696,384.08/x - Step 3: Cross multiply
3,054,511.08x = 4,215,235.14 × 1,696,384.08 - Step 4: Simplify right side
3,054,511.08x = 7,150,657,784,952.57 - Step 5: Solve for x
x = 7,150,657,784,952.57/3,054,511.08 - Step 6: Final answer
x = 2,341,015.50
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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.