Finding the Fourth Proportional to 990,337.08, 1,486,057.57 and 534,919.12
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Solution
The fourth proportional to 990,337.08, 1,486,057.57 and 534,919.12 is: 802,676.80
Step by Step Solution
- Step 1: Write the proportion equation
990,337.08 : 1,486,057.57 = 534,919.12 : x - Step 2: Convert to fraction form
990,337.08/1,486,057.57 = 534,919.12/x - Step 3: Cross multiply
990,337.08x = 1,486,057.57 × 534,919.12 - Step 4: Simplify right side
990,337.08x = 794,920,597,508.86 - Step 5: Solve for x
x = 794,920,597,508.86/990,337.08 - Step 6: Final answer
x = 802,676.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.