Finding the Fourth Proportional to 4,285,380.08, 5,913,995.01 and 2,351,709.86
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Solution
The fourth proportional to 4,285,380.08, 5,913,995.01 and 2,351,709.86 is: 3,245,453.17
Step by Step Solution
- Step 1: Write the proportion equation
4,285,380.08 : 5,913,995.01 = 2,351,709.86 : x - Step 2: Convert to fraction form
4,285,380.08/5,913,995.01 = 2,351,709.86/x - Step 3: Cross multiply
4,285,380.08x = 5,913,995.01 × 2,351,709.86 - Step 4: Simplify right side
4,285,380.08x = 13,908,000,377,007.80 - Step 5: Solve for x
x = 13,908,000,377,007.80/4,285,380.08 - Step 6: Final answer
x = 3,245,453.17
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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.