Finding the Fourth Proportional to 2,872,561.70, 3,964,134.18 and 1,583,423.62
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Solution
The fourth proportional to 2,872,561.70, 3,964,134.18 and 1,583,423.62 is: 2,185,124.06
Step by Step Solution
- Step 1: Write the proportion equation
2,872,561.70 : 3,964,134.18 = 1,583,423.62 : x - Step 2: Convert to fraction form
2,872,561.70/3,964,134.18 = 1,583,423.62/x - Step 3: Cross multiply
2,872,561.70x = 3,964,134.18 × 1,583,423.62 - Step 4: Simplify right side
2,872,561.70x = 6,276,903,693,461.33 - Step 5: Solve for x
x = 6,276,903,693,461.33/2,872,561.70 - Step 6: Final answer
x = 2,185,124.06
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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.