Finding the Fourth Proportional to 3,526,829.49, 5,291,742.11 and 1,927,524.09
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Solution
The fourth proportional to 3,526,829.49, 5,291,742.11 and 1,927,524.09 is: 2,892,104.77
Step by Step Solution
- Step 1: Write the proportion equation
3,526,829.49 : 5,291,742.11 = 1,927,524.09 : x - Step 2: Convert to fraction form
3,526,829.49/5,291,742.11 = 1,927,524.09/x - Step 3: Cross multiply
3,526,829.49x = 5,291,742.11 × 1,927,524.09 - Step 4: Simplify right side
3,526,829.49x = 10,199,960,385,454.81 - Step 5: Solve for x
x = 10,199,960,385,454.81/3,526,829.49 - Step 6: Final answer
x = 2,892,104.77
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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.