Finding the Fourth Proportional to 1,529,409.96, 2,110,537.44 and 841,079.70
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Solution
The fourth proportional to 1,529,409.96, 2,110,537.44 and 841,079.70 is: 1,160,663.42
Step by Step Solution
- Step 1: Write the proportion equation
1,529,409.96 : 2,110,537.44 = 841,079.70 : x - Step 2: Convert to fraction form
1,529,409.96/2,110,537.44 = 841,079.70/x - Step 3: Cross multiply
1,529,409.96x = 2,110,537.44 × 841,079.70 - Step 4: Simplify right side
1,529,409.96x = 1,775,130,196,873.97 - Step 5: Solve for x
x = 1,775,130,196,873.97/1,529,409.96 - Step 6: Final answer
x = 1,160,663.42
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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.