Finding the Fourth Proportional to 5,461,778.07, 8,193,997.76 and 1,818,501.26
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Solution
The fourth proportional to 5,461,778.07, 8,193,997.76 and 1,818,501.26 is: 2,728,194.92
Step by Step Solution
- Step 1: Write the proportion equation
5,461,778.07 : 8,193,997.76 = 1,818,501.26 : x - Step 2: Convert to fraction form
5,461,778.07/8,193,997.76 = 1,818,501.26/x - Step 3: Cross multiply
5,461,778.07x = 8,193,997.76 × 1,818,501.26 - Step 4: Simplify right side
5,461,778.07x = 14,900,795,200,934.68 - Step 5: Solve for x
x = 14,900,795,200,934.68/5,461,778.07 - Step 6: Final answer
x = 2,728,194.92
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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.