Finding the Fourth Proportional to 1,462,659.46, 2,193,596.07 and 515,905.54
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Solution
The fourth proportional to 1,462,659.46, 2,193,596.07 and 515,905.54 is: 773,719.65
Step by Step Solution
- Step 1: Write the proportion equation
1,462,659.46 : 2,193,596.07 = 515,905.54 : x - Step 2: Convert to fraction form
1,462,659.46/2,193,596.07 = 515,905.54/x - Step 3: Cross multiply
1,462,659.46x = 2,193,596.07 × 515,905.54 - Step 4: Simplify right side
1,462,659.46x = 1,131,688,365,035.23 - Step 5: Solve for x
x = 1,131,688,365,035.23/1,462,659.46 - Step 6: Final answer
x = 773,719.65
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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.