Finding the Fourth Proportional to 2,029,361.76, 2,794,139.28 and 1,722,831.84
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Solution
The fourth proportional to 2,029,361.76, 2,794,139.28 and 1,722,831.84 is: 2,372,091.67
Step by Step Solution
- Step 1: Write the proportion equation
2,029,361.76 : 2,794,139.28 = 1,722,831.84 : x - Step 2: Convert to fraction form
2,029,361.76/2,794,139.28 = 1,722,831.84/x - Step 3: Cross multiply
2,029,361.76x = 2,794,139.28 × 1,722,831.84 - Step 4: Simplify right side
2,029,361.76x = 4,813,832,116,978.68 - Step 5: Solve for x
x = 4,813,832,116,978.68/2,029,361.76 - Step 6: Final answer
x = 2,372,091.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.