Finding the Fourth Proportional to 1,027,887.14, 1,542,146.20 and 459,746.26
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Solution
The fourth proportional to 1,027,887.14, 1,542,146.20 and 459,746.26 is: 689,760.50
Step by Step Solution
- Step 1: Write the proportion equation
1,027,887.14 : 1,542,146.20 = 459,746.26 : x - Step 2: Convert to fraction form
1,027,887.14/1,542,146.20 = 459,746.26/x - Step 3: Cross multiply
1,027,887.14x = 1,542,146.20 × 459,746.26 - Step 4: Simplify right side
1,027,887.14x = 708,995,947,823.21 - Step 5: Solve for x
x = 708,995,947,823.21/1,027,887.14 - Step 6: Final answer
x = 689,760.50
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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.