Finding the Fourth Proportional to 1,202,610.04, 1,659,628.50 and 686,353.68
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Solution
The fourth proportional to 1,202,610.04, 1,659,628.50 and 686,353.68 is: 947,183.29
Step by Step Solution
- Step 1: Write the proportion equation
1,202,610.04 : 1,659,628.50 = 686,353.68 : x - Step 2: Convert to fraction form
1,202,610.04/1,659,628.50 = 686,353.68/x - Step 3: Cross multiply
1,202,610.04x = 1,659,628.50 × 686,353.68 - Step 4: Simplify right side
1,202,610.04x = 1,139,092,128,407.88 - Step 5: Solve for x
x = 1,139,092,128,407.88/1,202,610.04 - Step 6: Final answer
x = 947,183.29
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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.