Finding the Fourth Proportional to 5,090,375.88, 7,024,539.18 and 2,798,518.92
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Solution
The fourth proportional to 5,090,375.88, 7,024,539.18 and 2,798,518.92 is: 3,861,857.41
Step by Step Solution
- Step 1: Write the proportion equation
5,090,375.88 : 7,024,539.18 = 2,798,518.92 : x - Step 2: Convert to fraction form
5,090,375.88/7,024,539.18 = 2,798,518.92/x - Step 3: Cross multiply
5,090,375.88x = 7,024,539.18 × 2,798,518.92 - Step 4: Simplify right side
5,090,375.88x = 19,658,305,799,511.29 - Step 5: Solve for x
x = 19,658,305,799,511.29/5,090,375.88 - Step 6: Final answer
x = 3,861,857.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.