Finding the Fourth Proportional to 5,783,141.80, 8,674,712.70 and 2,948,789.80
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Solution
The fourth proportional to 5,783,141.80, 8,674,712.70 and 2,948,789.80 is: 4,423,184.70
Step by Step Solution
- Step 1: Write the proportion equation
5,783,141.80 : 8,674,712.70 = 2,948,789.80 : x - Step 2: Convert to fraction form
5,783,141.80/8,674,712.70 = 2,948,789.80/x - Step 3: Cross multiply
5,783,141.80x = 8,674,712.70 × 2,948,789.80 - Step 4: Simplify right side
5,783,141.80x = 25,579,904,327,690.46 - Step 5: Solve for x
x = 25,579,904,327,690.46/5,783,141.80 - Step 6: Final answer
x = 4,423,184.70
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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.