Finding the Fourth Proportional to 2,624,315.84, 3,621,568.80 and 1,478,414.24
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Solution
The fourth proportional to 2,624,315.84, 3,621,568.80 and 1,478,414.24 is: 2,040,218.94
Step by Step Solution
- Step 1: Write the proportion equation
2,624,315.84 : 3,621,568.80 = 1,478,414.24 : x - Step 2: Convert to fraction form
2,624,315.84/3,621,568.80 = 1,478,414.24/x - Step 3: Cross multiply
2,624,315.84x = 3,621,568.80 × 1,478,414.24 - Step 4: Simplify right side
2,624,315.84x = 5,354,178,885,059.71 - Step 5: Solve for x
x = 5,354,178,885,059.71/2,624,315.84 - Step 6: Final answer
x = 2,040,218.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.