Finding the Fourth Proportional to 3,450,950.12, 4,762,344.46 and 1,902,271.63
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Solution
The fourth proportional to 3,450,950.12, 4,762,344.46 and 1,902,271.63 is: 2,625,153.20
Step by Step Solution
- Step 1: Write the proportion equation
3,450,950.12 : 4,762,344.46 = 1,902,271.63 : x - Step 2: Convert to fraction form
3,450,950.12/4,762,344.46 = 1,902,271.63/x - Step 3: Cross multiply
3,450,950.12x = 4,762,344.46 × 1,902,271.63 - Step 4: Simplify right side
3,450,950.12x = 9,059,272,758,545.67 - Step 5: Solve for x
x = 9,059,272,758,545.67/3,450,950.12 - Step 6: Final answer
x = 2,625,153.20
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1.5x scale
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.