Finding the Fourth Proportional to 3,700,014.48, 5,548,840.56 and 1,175,079.12
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Solution
The fourth proportional to 3,700,014.48, 5,548,840.56 and 1,175,079.12 is: 1,762,243.56
Step by Step Solution
- Step 1: Write the proportion equation
3,700,014.48 : 5,548,840.56 = 1,175,079.12 : x - Step 2: Convert to fraction form
3,700,014.48/5,548,840.56 = 1,175,079.12/x - Step 3: Cross multiply
3,700,014.48x = 5,548,840.56 × 1,175,079.12 - Step 4: Simplify right side
3,700,014.48x = 6,520,326,682,265.11 - Step 5: Solve for x
x = 6,520,326,682,265.11/3,700,014.48 - Step 6: Final answer
x = 1,762,243.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.