Finding the Fourth Proportional to 1,232,336.58, 1,700,704.29 and 688,475.30
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Solution
The fourth proportional to 1,232,336.58, 1,700,704.29 and 688,475.30 is: 950,140.49
Step by Step Solution
- Step 1: Write the proportion equation
1,232,336.58 : 1,700,704.29 = 688,475.30 : x - Step 2: Convert to fraction form
1,232,336.58/1,700,704.29 = 688,475.30/x - Step 3: Cross multiply
1,232,336.58x = 1,700,704.29 × 688,475.30 - Step 4: Simplify right side
1,232,336.58x = 1,170,892,887,765.52 - Step 5: Solve for x
x = 1,170,892,887,765.52/1,232,336.58 - Step 6: Final answer
x = 950,140.49
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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.