Finding the Fourth Proportional to 5,811,160.39, 8,716,740.54 and 2,118,461.11
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Solution
The fourth proportional to 5,811,160.39, 8,716,740.54 and 2,118,461.11 is: 3,177,691.65
Step by Step Solution
- Step 1: Write the proportion equation
5,811,160.39 : 8,716,740.54 = 2,118,461.11 : x - Step 2: Convert to fraction form
5,811,160.39/8,716,740.54 = 2,118,461.11/x - Step 3: Cross multiply
5,811,160.39x = 8,716,740.54 × 2,118,461.11 - Step 4: Simplify right side
5,811,160.39x = 18,466,075,839,950.39 - Step 5: Solve for x
x = 18,466,075,839,950.39/5,811,160.39 - Step 6: Final answer
x = 3,177,691.65
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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.