Finding the Fourth Proportional to 1,764,831.55, 2,648,367.18 and 753,961.11
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Solution
The fourth proportional to 1,764,831.55, 2,648,367.18 and 753,961.11 is: 1,131,420.08
Step by Step Solution
- Step 1: Write the proportion equation
1,764,831.55 : 2,648,367.18 = 753,961.11 : x - Step 2: Convert to fraction form
1,764,831.55/2,648,367.18 = 753,961.11/x - Step 3: Cross multiply
1,764,831.55x = 2,648,367.18 × 753,961.11 - Step 4: Simplify right side
1,764,831.55x = 1,996,765,858,720.37 - Step 5: Solve for x
x = 1,996,765,858,720.37/1,764,831.55 - Step 6: Final answer
x = 1,131,420.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.