Finding the Fourth Proportional to 2,212,745.16, 3,317,422.74 and 695,550.36
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Solution
The fourth proportional to 2,212,745.16, 3,317,422.74 and 695,550.36 is: 1,042,792.74
Step by Step Solution
- Step 1: Write the proportion equation
2,212,745.16 : 3,317,422.74 = 695,550.36 : x - Step 2: Convert to fraction form
2,212,745.16/3,317,422.74 = 695,550.36/x - Step 3: Cross multiply
2,212,745.16x = 3,317,422.74 × 695,550.36 - Step 4: Simplify right side
2,212,745.16x = 2,307,434,581,079.19 - Step 5: Solve for x
x = 2,307,434,581,079.19/2,212,745.16 - Step 6: Final answer
x = 1,042,792.74
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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.