Finding the Fourth Proportional to 4,400,807.18, 6,072,310.91 and 2,539,543.67
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Solution
The fourth proportional to 4,400,807.18, 6,072,310.91 and 2,539,543.67 is: 3,504,106.89
Step by Step Solution
- Step 1: Write the proportion equation
4,400,807.18 : 6,072,310.91 = 2,539,543.67 : x - Step 2: Convert to fraction form
4,400,807.18/6,072,310.91 = 2,539,543.67/x - Step 3: Cross multiply
4,400,807.18x = 6,072,310.91 × 2,539,543.67 - Step 4: Simplify right side
4,400,807.18x = 15,420,898,732,520.91 - Step 5: Solve for x
x = 15,420,898,732,520.91/4,400,807.18 - Step 6: Final answer
x = 3,504,106.89
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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.