Finding the Fourth Proportional to 3,904,252.56, 5,387,574.36 and 2,376,190.80
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Solution
The fourth proportional to 3,904,252.56, 5,387,574.36 and 2,376,190.80 is: 3,278,964.27
Step by Step Solution
- Step 1: Write the proportion equation
3,904,252.56 : 5,387,574.36 = 2,376,190.80 : x - Step 2: Convert to fraction form
3,904,252.56/5,387,574.36 = 2,376,190.80/x - Step 3: Cross multiply
3,904,252.56x = 5,387,574.36 × 2,376,190.80 - Step 4: Simplify right side
3,904,252.56x = 12,801,904,628,547.89 - Step 5: Solve for x
x = 12,801,904,628,547.89/3,904,252.56 - Step 6: Final answer
x = 3,278,964.27
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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.