Finding the Fourth Proportional to 1,495,037.10, 2,242,883.70 and 484,205.70
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Solution
The fourth proportional to 1,495,037.10, 2,242,883.70 and 484,205.70 is: 726,414.80
Step by Step Solution
- Step 1: Write the proportion equation
1,495,037.10 : 2,242,883.70 = 484,205.70 : x - Step 2: Convert to fraction form
1,495,037.10/2,242,883.70 = 484,205.70/x - Step 3: Cross multiply
1,495,037.10x = 2,242,883.70 × 484,205.70 - Step 4: Simplify right side
1,495,037.10x = 1,086,017,071,977.09 - Step 5: Solve for x
x = 1,086,017,071,977.09/1,495,037.10 - Step 6: Final answer
x = 726,414.80
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1.5x scale
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.