Finding the Fourth Proportional to 4,577,276.70, 6,869,025.45 and 2,555,516.70
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Solution
The fourth proportional to 4,577,276.70, 6,869,025.45 and 2,555,516.70 is: 3,835,011.60
Step by Step Solution
- Step 1: Write the proportion equation
4,577,276.70 : 6,869,025.45 = 2,555,516.70 : x - Step 2: Convert to fraction form
4,577,276.70/6,869,025.45 = 2,555,516.70/x - Step 3: Cross multiply
4,577,276.70x = 6,869,025.45 × 2,555,516.70 - Step 4: Simplify right side
4,577,276.70x = 17,553,909,250,200.02 - Step 5: Solve for x
x = 17,553,909,250,200.02/4,577,276.70 - Step 6: Final answer
x = 3,835,011.60
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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.