Finding the Fourth Proportional to 2,756,883.70, 4,126,860.95 and 2,497,068.10
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Solution
The fourth proportional to 2,756,883.70, 4,126,860.95 and 2,497,068.10 is: 3,737,935.28
Step by Step Solution
- Step 1: Write the proportion equation
2,756,883.70 : 4,126,860.95 = 2,497,068.10 : x - Step 2: Convert to fraction form
2,756,883.70/4,126,860.95 = 2,497,068.10/x - Step 3: Cross multiply
2,756,883.70x = 4,126,860.95 × 2,497,068.10 - Step 4: Simplify right side
2,756,883.70x = 10,305,052,838,099.94 - Step 5: Solve for x
x = 10,305,052,838,099.94/2,756,883.70 - Step 6: Final answer
x = 3,737,935.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.