Finding the Fourth Proportional to 3,450,908.79, 4,762,528.25 and 1,902,445.65
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Solution
The fourth proportional to 3,450,908.79, 4,762,528.25 and 1,902,445.65 is: 2,625,526.12
Step by Step Solution
- Step 1: Write the proportion equation
3,450,908.79 : 4,762,528.25 = 1,902,445.65 : x - Step 2: Convert to fraction form
3,450,908.79/4,762,528.25 = 1,902,445.65/x - Step 3: Cross multiply
3,450,908.79x = 4,762,528.25 × 1,902,445.65 - Step 4: Simplify right side
3,450,908.79x = 9,060,451,152,214.61 - Step 5: Solve for x
x = 9,060,451,152,214.61/3,450,908.79 - Step 6: Final answer
x = 2,625,526.12
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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.