Finding the Fourth Proportional to 1,545,877.80, 2,318,246.46 and 534,738.60
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Solution
The fourth proportional to 1,545,877.80, 2,318,246.46 and 534,738.60 is: 801,910.65
Step by Step Solution
- Step 1: Write the proportion equation
1,545,877.80 : 2,318,246.46 = 534,738.60 : x - Step 2: Convert to fraction form
1,545,877.80/2,318,246.46 = 534,738.60/x - Step 3: Cross multiply
1,545,877.80x = 2,318,246.46 × 534,738.60 - Step 4: Simplify right side
1,545,877.80x = 1,239,655,866,475.36 - Step 5: Solve for x
x = 1,239,655,866,475.36/1,545,877.80 - Step 6: Final answer
x = 801,910.65
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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.