Finding the Fourth Proportional to 3,147,984.53, 4,721,448.59 and 873,739.99
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Solution
The fourth proportional to 3,147,984.53, 4,721,448.59 and 873,739.99 is: 1,310,463.38
Step by Step Solution
- Step 1: Write the proportion equation
3,147,984.53 : 4,721,448.59 = 873,739.99 : x - Step 2: Convert to fraction form
3,147,984.53/4,721,448.59 = 873,739.99/x - Step 3: Cross multiply
3,147,984.53x = 4,721,448.59 × 873,739.99 - Step 4: Simplify right side
3,147,984.53x = 4,125,318,435,342.68 - Step 5: Solve for x
x = 4,125,318,435,342.68/3,147,984.53 - Step 6: Final answer
x = 1,310,463.38
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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.