Finding the Fourth Proportional to 1,076,491.34, 1,613,627.99 and 477,734.48
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Solution
The fourth proportional to 1,076,491.34, 1,613,627.99 and 477,734.48 is: 716,109.55
Step by Step Solution
- Step 1: Write the proportion equation
1,076,491.34 : 1,613,627.99 = 477,734.48 : x - Step 2: Convert to fraction form
1,076,491.34/1,613,627.99 = 477,734.48/x - Step 3: Cross multiply
1,076,491.34x = 1,613,627.99 × 477,734.48 - Step 4: Simplify right side
1,076,491.34x = 770,885,721,842.29 - Step 5: Solve for x
x = 770,885,721,842.29/1,076,491.34 - Step 6: Final answer
x = 716,109.55
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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.