Finding the Fourth Proportional to 5,758,497.86, 8,626,158.38 and 2,728,785.40
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Solution
The fourth proportional to 5,758,497.86, 8,626,158.38 and 2,728,785.40 is: 4,087,686.69
Step by Step Solution
- Step 1: Write the proportion equation
5,758,497.86 : 8,626,158.38 = 2,728,785.40 : x - Step 2: Convert to fraction form
5,758,497.86/8,626,158.38 = 2,728,785.40/x - Step 3: Cross multiply
5,758,497.86x = 8,626,158.38 × 2,728,785.40 - Step 4: Simplify right side
5,758,497.86x = 23,538,935,030,688.22 - Step 5: Solve for x
x = 23,538,935,030,688.22/5,758,497.86 - Step 6: Final answer
x = 4,087,686.69
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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.