Finding the Fourth Proportional to 4,045,678.60, 6,060,644.70 and 2,245,340.20
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Solution
The fourth proportional to 4,045,678.60, 6,060,644.70 and 2,245,340.20 is: 3,363,640.70
Step by Step Solution
- Step 1: Write the proportion equation
4,045,678.60 : 6,060,644.70 = 2,245,340.20 : x - Step 2: Convert to fraction form
4,045,678.60/6,060,644.70 = 2,245,340.20/x - Step 3: Cross multiply
4,045,678.60x = 6,060,644.70 × 2,245,340.20 - Step 4: Simplify right side
4,045,678.60x = 13,608,209,182,826.94 - Step 5: Solve for x
x = 13,608,209,182,826.94/4,045,678.60 - Step 6: Final answer
x = 3,363,640.70
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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.