Finding the Fourth Proportional to 5,766,575.47, 7,958,215.10 and 3,319,125.64
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Solution
The fourth proportional to 5,766,575.47, 7,958,215.10 and 3,319,125.64 is: 4,580,589.63
Step by Step Solution
- Step 1: Write the proportion equation
5,766,575.47 : 7,958,215.10 = 3,319,125.64 : x - Step 2: Convert to fraction form
5,766,575.47/7,958,215.10 = 3,319,125.64/x - Step 3: Cross multiply
5,766,575.47x = 7,958,215.10 × 3,319,125.64 - Step 4: Simplify right side
5,766,575.47x = 26,414,315,787,045.16 - Step 5: Solve for x
x = 26,414,315,787,045.16/5,766,575.47 - Step 6: Final answer
x = 4,580,589.63
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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.