Finding the Fourth Proportional to 2,749,253.18, 3,797,926.92 and 2,197,262.12
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Solution
The fourth proportional to 2,749,253.18, 3,797,926.92 and 2,197,262.12 is: 3,035,384.67
Step by Step Solution
- Step 1: Write the proportion equation
2,749,253.18 : 3,797,926.92 = 2,197,262.12 : x - Step 2: Convert to fraction form
2,749,253.18/3,797,926.92 = 2,197,262.12/x - Step 3: Cross multiply
2,749,253.18x = 3,797,926.92 × 2,197,262.12 - Step 4: Simplify right side
2,749,253.18x = 8,345,040,936,854.64 - Step 5: Solve for x
x = 8,345,040,936,854.64/2,749,253.18 - Step 6: Final answer
x = 3,035,384.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.