Finding the Fourth Proportional to 5,811,155.84, 8,716,733.73 and 2,118,456.56
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Solution
The fourth proportional to 5,811,155.84, 8,716,733.73 and 2,118,456.56 is: 3,177,684.83
Step by Step Solution
- Step 1: Write the proportion equation
5,811,155.84 : 8,716,733.73 = 2,118,456.56 : x - Step 2: Convert to fraction form
5,811,155.84/8,716,733.73 = 2,118,456.56/x - Step 3: Cross multiply
5,811,155.84x = 8,716,733.73 × 2,118,456.56 - Step 4: Simplify right side
5,811,155.84x = 18,466,021,773,883.61 - Step 5: Solve for x
x = 18,466,021,773,883.61/5,811,155.84 - Step 6: Final answer
x = 3,177,684.83
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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.