Finding the Fourth Proportional to 4,488,306.72, 6,193,776.96 and 2,451,130.80
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Solution
The fourth proportional to 4,488,306.72, 6,193,776.96 and 2,451,130.80 is: 3,382,513.37
Step by Step Solution
- Step 1: Write the proportion equation
4,488,306.72 : 6,193,776.96 = 2,451,130.80 : x - Step 2: Convert to fraction form
4,488,306.72/6,193,776.96 = 2,451,130.80/x - Step 3: Cross multiply
4,488,306.72x = 6,193,776.96 × 2,451,130.80 - Step 4: Simplify right side
4,488,306.72x = 15,181,757,474,986.37 - Step 5: Solve for x
x = 15,181,757,474,986.37/4,488,306.72 - Step 6: Final answer
x = 3,382,513.37
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1.5x scale
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.