Finding the Fourth Proportional to 1,738,233.30, 2,607,349.95 and 1,640,255.70
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Solution
The fourth proportional to 1,738,233.30, 2,607,349.95 and 1,640,255.70 is: 2,460,383.55
Step by Step Solution
- Step 1: Write the proportion equation
1,738,233.30 : 2,607,349.95 = 1,640,255.70 : x - Step 2: Convert to fraction form
1,738,233.30/2,607,349.95 = 1,640,255.70/x - Step 3: Cross multiply
1,738,233.30x = 2,607,349.95 × 1,640,255.70 - Step 4: Simplify right side
1,738,233.30x = 4,276,720,617,382.22 - Step 5: Solve for x
x = 4,276,720,617,382.22/1,738,233.30 - Step 6: Final answer
x = 2,460,383.55
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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.