Finding the Fourth Proportional to 3,448,759.07, 4,759,658.75 and 1,900,176.44
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Solution
The fourth proportional to 3,448,759.07, 4,759,658.75 and 1,900,176.44 is: 2,622,448.02
Step by Step Solution
- Step 1: Write the proportion equation
3,448,759.07 : 4,759,658.75 = 1,900,176.44 : x - Step 2: Convert to fraction form
3,448,759.07/4,759,658.75 = 1,900,176.44/x - Step 3: Cross multiply
3,448,759.07x = 4,759,658.75 × 1,900,176.44 - Step 4: Simplify right side
3,448,759.07x = 9,044,191,400,142.00 - Step 5: Solve for x
x = 9,044,191,400,142.00/3,448,759.07 - Step 6: Final answer
x = 2,622,448.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.