Finding the Fourth Proportional to 4,609,301.76, 6,360,249.60 and 2,572,197.12
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Solution
The fourth proportional to 4,609,301.76, 6,360,249.60 and 2,572,197.12 is: 3,549,304.55
Step by Step Solution
- Step 1: Write the proportion equation
4,609,301.76 : 6,360,249.60 = 2,572,197.12 : x - Step 2: Convert to fraction form
4,609,301.76/6,360,249.60 = 2,572,197.12/x - Step 3: Cross multiply
4,609,301.76x = 6,360,249.60 × 2,572,197.12 - Step 4: Simplify right side
4,609,301.76x = 16,359,815,703,601.15 - Step 5: Solve for x
x = 16,359,815,703,601.15/4,609,301.76 - Step 6: Final answer
x = 3,549,304.55
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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.