Finding the Fourth Proportional to 4,539,175.20, 6,810,318.16 and 1,549,458.72
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Solution
The fourth proportional to 4,539,175.20, 6,810,318.16 and 1,549,458.72 is: 2,324,719.01
Step by Step Solution
- Step 1: Write the proportion equation
4,539,175.20 : 6,810,318.16 = 1,549,458.72 : x - Step 2: Convert to fraction form
4,539,175.20/6,810,318.16 = 1,549,458.72/x - Step 3: Cross multiply
4,539,175.20x = 6,810,318.16 × 1,549,458.72 - Step 4: Simplify right side
4,539,175.20x = 10,552,306,858,986.36 - Step 5: Solve for x
x = 10,552,306,858,986.36/4,539,175.20 - Step 6: Final answer
x = 2,324,719.01
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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.