Finding the Fourth Proportional to 4,140,551.36, 6,210,910.16 and 1,107,912.44
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Solution
The fourth proportional to 4,140,551.36, 6,210,910.16 and 1,107,912.44 is: 1,661,890.89
Step by Step Solution
- Step 1: Write the proportion equation
4,140,551.36 : 6,210,910.16 = 1,107,912.44 : x - Step 2: Convert to fraction form
4,140,551.36/6,210,910.16 = 1,107,912.44/x - Step 3: Cross multiply
4,140,551.36x = 6,210,910.16 × 1,107,912.44 - Step 4: Simplify right side
4,140,551.36x = 6,881,144,593,392.28 - Step 5: Solve for x
x = 6,881,144,593,392.28/4,140,551.36 - Step 6: Final answer
x = 1,661,890.89
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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.