Finding the Fourth Proportional to 1,702,635.88, 2,553,202.45 and 487,936.84
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Solution
The fourth proportional to 1,702,635.88, 2,553,202.45 and 487,936.84 is: 731,689.93
Step by Step Solution
- Step 1: Write the proportion equation
1,702,635.88 : 2,553,202.45 = 487,936.84 : x - Step 2: Convert to fraction form
1,702,635.88/2,553,202.45 = 487,936.84/x - Step 3: Cross multiply
1,702,635.88x = 2,553,202.45 × 487,936.84 - Step 4: Simplify right side
1,702,635.88x = 1,245,801,535,333.26 - Step 5: Solve for x
x = 1,245,801,535,333.26/1,702,635.88 - Step 6: Final answer
x = 731,689.93
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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.