Finding the Fourth Proportional to 4,689,350.46, 6,471,303.63 and 2,543,174.46
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Solution
The fourth proportional to 4,689,350.46, 6,471,303.63 and 2,543,174.46 is: 3,509,580.75
Step by Step Solution
- Step 1: Write the proportion equation
4,689,350.46 : 6,471,303.63 = 2,543,174.46 : x - Step 2: Convert to fraction form
4,689,350.46/6,471,303.63 = 2,543,174.46/x - Step 3: Cross multiply
4,689,350.46x = 6,471,303.63 × 2,543,174.46 - Step 4: Simplify right side
4,689,350.46x = 16,457,654,069,648.90 - Step 5: Solve for x
x = 16,457,654,069,648.90/4,689,350.46 - Step 6: Final answer
x = 3,509,580.75
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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.