Finding the Fourth Proportional to 2,177,786.02, 3,266,466.18 and 661,482.12
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Solution
The fourth proportional to 2,177,786.02, 3,266,466.18 and 661,482.12 is: 992,158.53
Step by Step Solution
- Step 1: Write the proportion equation
2,177,786.02 : 3,266,466.18 = 661,482.12 : x - Step 2: Convert to fraction form
2,177,786.02/3,266,466.18 = 661,482.12/x - Step 3: Cross multiply
2,177,786.02x = 3,266,466.18 × 661,482.12 - Step 4: Simplify right side
2,177,786.02x = 2,160,708,965,049.52 - Step 5: Solve for x
x = 2,160,708,965,049.52/2,177,786.02 - Step 6: Final answer
x = 992,158.53
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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.