Finding the Fourth Proportional to 1,640,232.90, 2,460,349.35 and 574,890.53
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Solution
The fourth proportional to 1,640,232.90, 2,460,349.35 and 574,890.53 is: 862,335.79
Step by Step Solution
- Step 1: Write the proportion equation
1,640,232.90 : 2,460,349.35 = 574,890.53 : x - Step 2: Convert to fraction form
1,640,232.90/2,460,349.35 = 574,890.53/x - Step 3: Cross multiply
1,640,232.90x = 2,460,349.35 × 574,890.53 - Step 4: Simplify right side
1,640,232.90x = 1,414,431,529,504.91 - Step 5: Solve for x
x = 1,414,431,529,504.91/1,640,232.90 - Step 6: Final answer
x = 862,335.79
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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.