Finding the Fourth Proportional to 1,095,576.70, 1,643,365.05 and 927,615.10
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Solution
The fourth proportional to 1,095,576.70, 1,643,365.05 and 927,615.10 is: 1,391,422.65
Step by Step Solution
- Step 1: Write the proportion equation
1,095,576.70 : 1,643,365.05 = 927,615.10 : x - Step 2: Convert to fraction form
1,095,576.70/1,643,365.05 = 927,615.10/x - Step 3: Cross multiply
1,095,576.70x = 1,643,365.05 × 927,615.10 - Step 4: Simplify right side
1,095,576.70x = 1,524,410,235,192.26 - Step 5: Solve for x
x = 1,524,410,235,192.26/1,095,576.70 - Step 6: Final answer
x = 1,391,422.65
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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.