Finding the Fourth Proportional to 5,658,874.88, 7,809,248.55 and 3,080,554.97
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Solution
The fourth proportional to 5,658,874.88, 7,809,248.55 and 3,080,554.97 is: 4,251,166.52
Step by Step Solution
- Step 1: Write the proportion equation
5,658,874.88 : 7,809,248.55 = 3,080,554.97 : x - Step 2: Convert to fraction form
5,658,874.88/7,809,248.55 = 3,080,554.97/x - Step 3: Cross multiply
5,658,874.88x = 7,809,248.55 × 3,080,554.97 - Step 4: Simplify right side
5,658,874.88x = 24,056,819,393,621.55 - Step 5: Solve for x
x = 24,056,819,393,621.55/5,658,874.88 - Step 6: Final answer
x = 4,251,166.52
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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.