Finding the Fourth Proportional to 3,214,259.35, 4,435,577.99 and 1,763,917.49
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Solution
The fourth proportional to 3,214,259.35, 4,435,577.99 and 1,763,917.49 is: 2,434,151.31
Step by Step Solution
- Step 1: Write the proportion equation
3,214,259.35 : 4,435,577.99 = 1,763,917.49 : x - Step 2: Convert to fraction form
3,214,259.35/4,435,577.99 = 1,763,917.49/x - Step 3: Cross multiply
3,214,259.35x = 4,435,577.99 × 1,763,917.49 - Step 4: Simplify right side
3,214,259.35x = 7,823,993,603,704.09 - Step 5: Solve for x
x = 7,823,993,603,704.09/3,214,259.35 - Step 6: Final answer
x = 2,434,151.31
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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.