Finding the Fourth Proportional to 4,543,950.26, 6,270,671.70 and 2,478,959.58
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Solution
The fourth proportional to 4,543,950.26, 6,270,671.70 and 2,478,959.58 is: 3,420,975.32
Step by Step Solution
- Step 1: Write the proportion equation
4,543,950.26 : 6,270,671.70 = 2,478,959.58 : x - Step 2: Convert to fraction form
4,543,950.26/6,270,671.70 = 2,478,959.58/x - Step 3: Cross multiply
4,543,950.26x = 6,270,671.70 × 2,478,959.58 - Step 4: Simplify right side
4,543,950.26x = 15,544,741,683,749.89 - Step 5: Solve for x
x = 15,544,741,683,749.89/4,543,950.26 - Step 6: Final answer
x = 3,420,975.32
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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.