Finding the Fourth Proportional to 4,259,170.26, 6,382,290.96 and 3,122,689.02
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Solution
The fourth proportional to 4,259,170.26, 6,382,290.96 and 3,122,689.02 is: 4,679,294.01
Step by Step Solution
- Step 1: Write the proportion equation
4,259,170.26 : 6,382,290.96 = 3,122,689.02 : x - Step 2: Convert to fraction form
4,259,170.26/6,382,290.96 = 3,122,689.02/x - Step 3: Cross multiply
4,259,170.26x = 6,382,290.96 × 3,122,689.02 - Step 4: Simplify right side
4,259,170.26x = 19,929,909,903,237.26 - Step 5: Solve for x
x = 19,929,909,903,237.26/4,259,170.26 - Step 6: Final answer
x = 4,679,294.01
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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.