Finding the Fourth Proportional to 4,526,911.08, 6,790,267.98 and 2,129,426.82
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Solution
The fourth proportional to 4,526,911.08, 6,790,267.98 and 2,129,426.82 is: 3,194,093.83
Step by Step Solution
- Step 1: Write the proportion equation
4,526,911.08 : 6,790,267.98 = 2,129,426.82 : x - Step 2: Convert to fraction form
4,526,911.08/6,790,267.98 = 2,129,426.82/x - Step 3: Cross multiply
4,526,911.08x = 6,790,267.98 × 2,129,426.82 - Step 4: Simplify right side
4,526,911.08x = 14,459,378,751,599.22 - Step 5: Solve for x
x = 14,459,378,751,599.22/4,526,911.08 - Step 6: Final answer
x = 3,194,093.83
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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.