Finding the Fourth Proportional to 6,226,777.40, 8,592,582.12 and 3,613,079.12
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Solution
The fourth proportional to 6,226,777.40, 8,592,582.12 and 3,613,079.12 is: 4,985,834.09
Step by Step Solution
- Step 1: Write the proportion equation
6,226,777.40 : 8,592,582.12 = 3,613,079.12 : x - Step 2: Convert to fraction form
6,226,777.40/8,592,582.12 = 3,613,079.12/x - Step 3: Cross multiply
6,226,777.40x = 8,592,582.12 × 3,613,079.12 - Step 4: Simplify right side
6,226,777.40x = 31,045,679,044,657.33 - Step 5: Solve for x
x = 31,045,679,044,657.33/6,226,777.40 - Step 6: Final answer
x = 4,985,834.09
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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.