Finding the Fourth Proportional to 5,411,485.43, 7,467,848.25 and 2,964,248.83
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Solution
The fourth proportional to 5,411,485.43, 7,467,848.25 and 2,964,248.83 is: 4,090,662.49
Step by Step Solution
- Step 1: Write the proportion equation
5,411,485.43 : 7,467,848.25 = 2,964,248.83 : x - Step 2: Convert to fraction form
5,411,485.43/7,467,848.25 = 2,964,248.83/x - Step 3: Cross multiply
5,411,485.43x = 7,467,848.25 × 2,964,248.83 - Step 4: Simplify right side
5,411,485.43x = 22,136,560,437,680.05 - Step 5: Solve for x
x = 22,136,560,437,680.05/5,411,485.43 - Step 6: Final answer
x = 4,090,662.49
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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.