Finding the Fourth Proportional to 2,507,815.68, 3,760,537.68 and 971,530.80
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Solution
The fourth proportional to 2,507,815.68, 3,760,537.68 and 971,530.80 is: 1,456,836.80
Step by Step Solution
- Step 1: Write the proportion equation
2,507,815.68 : 3,760,537.68 = 971,530.80 : x - Step 2: Convert to fraction form
2,507,815.68/3,760,537.68 = 971,530.80/x - Step 3: Cross multiply
2,507,815.68x = 3,760,537.68 × 971,530.80 - Step 4: Simplify right side
2,507,815.68x = 3,653,478,180,680.54 - Step 5: Solve for x
x = 3,653,478,180,680.54/2,507,815.68 - Step 6: Final answer
x = 1,456,836.80
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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.