Finding the Fourth Proportional to 2,126,447.24, 2,934,568.06 and 1,159,630.44
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Solution
The fourth proportional to 2,126,447.24, 2,934,568.06 and 1,159,630.44 is: 1,600,328.65
Step by Step Solution
- Step 1: Write the proportion equation
2,126,447.24 : 2,934,568.06 = 1,159,630.44 : x - Step 2: Convert to fraction form
2,126,447.24/2,934,568.06 = 1,159,630.44/x - Step 3: Cross multiply
2,126,447.24x = 2,934,568.06 × 1,159,630.44 - Step 4: Simplify right side
2,126,447.24x = 3,403,014,450,627.75 - Step 5: Solve for x
x = 3,403,014,450,627.75/2,126,447.24 - Step 6: Final answer
x = 1,600,328.65
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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.