Finding the Fourth Proportional to 1,725,831.56, 2,589,121.03 and 660,873.62
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Solution
The fourth proportional to 1,725,831.56, 2,589,121.03 and 660,873.62 is: 991,453.53
Step by Step Solution
- Step 1: Write the proportion equation
1,725,831.56 : 2,589,121.03 = 660,873.62 : x - Step 2: Convert to fraction form
1,725,831.56/2,589,121.03 = 660,873.62/x - Step 3: Cross multiply
1,725,831.56x = 2,589,121.03 × 660,873.62 - Step 4: Simplify right side
1,725,831.56x = 1,711,081,791,991.74 - Step 5: Solve for x
x = 1,711,081,791,991.74/1,725,831.56 - Step 6: Final answer
x = 991,453.53
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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.