Finding the Fourth Proportional to 3,215,309.81, 4,437,110.00 and 1,765,029.92
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Solution
The fourth proportional to 3,215,309.81, 4,437,110.00 and 1,765,029.92 is: 2,435,731.66
Step by Step Solution
- Step 1: Write the proportion equation
3,215,309.81 : 4,437,110.00 = 1,765,029.92 : x - Step 2: Convert to fraction form
3,215,309.81/4,437,110.00 = 1,765,029.92/x - Step 3: Cross multiply
3,215,309.81x = 4,437,110.00 × 1,765,029.92 - Step 4: Simplify right side
3,215,309.81x = 7,831,631,890,558.23 - Step 5: Solve for x
x = 7,831,631,890,558.23/3,215,309.81 - Step 6: Final answer
x = 2,435,731.66
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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.