Finding the Fourth Proportional to 2,801,099.70, 4,201,649.55 and 1,738,217.70
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Solution
The fourth proportional to 2,801,099.70, 4,201,649.55 and 1,738,217.70 is: 2,607,326.55
Step by Step Solution
- Step 1: Write the proportion equation
2,801,099.70 : 4,201,649.55 = 1,738,217.70 : x - Step 2: Convert to fraction form
2,801,099.70/4,201,649.55 = 1,738,217.70/x - Step 3: Cross multiply
2,801,099.70x = 4,201,649.55 × 1,738,217.70 - Step 4: Simplify right side
2,801,099.70x = 7,303,381,617,007.03 - Step 5: Solve for x
x = 7,303,381,617,007.03/2,801,099.70 - Step 6: Final answer
x = 2,607,326.55
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1.5x scale
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.