Finding the Fourth Proportional to 3,782,851.19, 5,214,236.35 and 2,558,710.29
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Solution
The fourth proportional to 3,782,851.19, 5,214,236.35 and 2,558,710.29 is: 3,526,895.33
Step by Step Solution
- Step 1: Write the proportion equation
3,782,851.19 : 5,214,236.35 = 2,558,710.29 : x - Step 2: Convert to fraction form
3,782,851.19/5,214,236.35 = 2,558,710.29/x - Step 3: Cross multiply
3,782,851.19x = 5,214,236.35 × 2,558,710.29 - Step 4: Simplify right side
3,782,851.19x = 13,341,720,203,237.04 - Step 5: Solve for x
x = 13,341,720,203,237.04/3,782,851.19 - Step 6: Final answer
x = 3,526,895.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.