Finding the Fourth Proportional to 2,756,889.34, 4,126,869.36 and 2,497,073.74
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Solution
The fourth proportional to 2,756,889.34, 4,126,869.36 and 2,497,073.74 is: 3,737,943.69
Step by Step Solution
- Step 1: Write the proportion equation
2,756,889.34 : 4,126,869.36 = 2,497,073.74 : x - Step 2: Convert to fraction form
2,756,889.34/4,126,869.36 = 2,497,073.74/x - Step 3: Cross multiply
2,756,889.34x = 4,126,869.36 × 2,497,073.74 - Step 4: Simplify right side
2,756,889.34x = 10,305,097,096,949.43 - Step 5: Solve for x
x = 10,305,097,096,949.43/2,756,889.34 - Step 6: Final answer
x = 3,737,943.69
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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.