Finding the Fourth Proportional to 2,985,505.08, 4,119,997.32 and 1,627,378.08
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Solution
The fourth proportional to 2,985,505.08, 4,119,997.32 and 1,627,378.08 is: 2,245,781.92
Step by Step Solution
- Step 1: Write the proportion equation
2,985,505.08 : 4,119,997.32 = 1,627,378.08 : x - Step 2: Convert to fraction form
2,985,505.08/4,119,997.32 = 1,627,378.08/x - Step 3: Cross multiply
2,985,505.08x = 4,119,997.32 × 1,627,378.08 - Step 4: Simplify right side
2,985,505.08x = 6,704,793,328,226.75 - Step 5: Solve for x
x = 6,704,793,328,226.75/2,985,505.08 - Step 6: Final answer
x = 2,245,781.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.