Finding the Fourth Proportional to 4,372,829.40, 6,556,619.70 and 2,247,065.40
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Solution
The fourth proportional to 4,372,829.40, 6,556,619.70 and 2,247,065.40 is: 3,369,249.50
Step by Step Solution
- Step 1: Write the proportion equation
4,372,829.40 : 6,556,619.70 = 2,247,065.40 : x - Step 2: Convert to fraction form
4,372,829.40/6,556,619.70 = 2,247,065.40/x - Step 3: Cross multiply
4,372,829.40x = 6,556,619.70 × 2,247,065.40 - Step 4: Simplify right side
4,372,829.40x = 14,733,153,268,828.38 - Step 5: Solve for x
x = 14,733,153,268,828.38/4,372,829.40 - Step 6: Final answer
x = 3,369,249.50
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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.