Finding the Fourth Proportional to 5,115,449.37, 7,672,301.76 and 1,703,348.94
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Solution
The fourth proportional to 5,115,449.37, 7,672,301.76 and 1,703,348.94 is: 2,554,732.95
Step by Step Solution
- Step 1: Write the proportion equation
5,115,449.37 : 7,672,301.76 = 1,703,348.94 : x - Step 2: Convert to fraction form
5,115,449.37/7,672,301.76 = 1,703,348.94/x - Step 3: Cross multiply
5,115,449.37x = 7,672,301.76 × 1,703,348.94 - Step 4: Simplify right side
5,115,449.37x = 13,068,607,070,256.13 - Step 5: Solve for x
x = 13,068,607,070,256.13/5,115,449.37 - Step 6: Final answer
x = 2,554,732.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.