Finding the Fourth Proportional to 4,815,079.09, 6,644,784.66 and 2,609,933.02
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Solution
The fourth proportional to 4,815,079.09, 6,644,784.66 and 2,609,933.02 is: 3,601,694.30
Step by Step Solution
- Step 1: Write the proportion equation
4,815,079.09 : 6,644,784.66 = 2,609,933.02 : x - Step 2: Convert to fraction form
4,815,079.09/6,644,784.66 = 2,609,933.02/x - Step 3: Cross multiply
4,815,079.09x = 6,644,784.66 × 2,609,933.02 - Step 4: Simplify right side
4,815,079.09x = 17,342,442,894,923.47 - Step 5: Solve for x
x = 17,342,442,894,923.47/4,815,079.09 - Step 6: Final answer
x = 3,601,694.30
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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.