Finding the Fourth Proportional to 3,925,495.81, 5,888,236.29 and 1,230,027.49
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Solution
The fourth proportional to 3,925,495.81, 5,888,236.29 and 1,230,027.49 is: 1,845,038.91
Step by Step Solution
- Step 1: Write the proportion equation
3,925,495.81 : 5,888,236.29 = 1,230,027.49 : x - Step 2: Convert to fraction form
3,925,495.81/5,888,236.29 = 1,230,027.49/x - Step 3: Cross multiply
3,925,495.81x = 5,888,236.29 × 1,230,027.49 - Step 4: Simplify right side
3,925,495.81x = 7,242,692,504,315.61 - Step 5: Solve for x
x = 7,242,692,504,315.61/3,925,495.81 - Step 6: Final answer
x = 1,845,038.91
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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.