Finding the Fourth Proportional to 1,457,435.40, 2,183,528.70 and 895,813.80
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Solution
The fourth proportional to 1,457,435.40, 2,183,528.70 and 895,813.80 is: 1,342,107.61
Step by Step Solution
- Step 1: Write the proportion equation
1,457,435.40 : 2,183,528.70 = 895,813.80 : x - Step 2: Convert to fraction form
1,457,435.40/2,183,528.70 = 895,813.80/x - Step 3: Cross multiply
1,457,435.40x = 2,183,528.70 × 895,813.80 - Step 4: Simplify right side
1,457,435.40x = 1,956,035,142,156.06 - Step 5: Solve for x
x = 1,956,035,142,156.06/1,457,435.40 - Step 6: Final answer
x = 1,342,107.61
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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.