Finding the Fourth Proportional to 4,685,247.31, 7,028,026.54 and 1,611,207.99
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Solution
The fourth proportional to 4,685,247.31, 7,028,026.54 and 1,611,207.99 is: 2,416,865.48
Step by Step Solution
- Step 1: Write the proportion equation
4,685,247.31 : 7,028,026.54 = 1,611,207.99 : x - Step 2: Convert to fraction form
4,685,247.31/7,028,026.54 = 1,611,207.99/x - Step 3: Cross multiply
4,685,247.31x = 7,028,026.54 × 1,611,207.99 - Step 4: Simplify right side
4,685,247.31x = 11,323,612,476,011.90 - Step 5: Solve for x
x = 11,323,612,476,011.90/4,685,247.31 - Step 6: Final answer
x = 2,416,865.48
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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.