Finding the Fourth Proportional to 2,872,910.04, 3,964,627.85 and 1,583,722.14
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Solution
The fourth proportional to 2,872,910.04, 3,964,627.85 and 1,583,722.14 is: 2,185,543.17
Step by Step Solution
- Step 1: Write the proportion equation
2,872,910.04 : 3,964,627.85 = 1,583,722.14 : x - Step 2: Convert to fraction form
2,872,910.04/3,964,627.85 = 1,583,722.14/x - Step 3: Cross multiply
2,872,910.04x = 3,964,627.85 × 1,583,722.14 - Step 4: Simplify right side
2,872,910.04x = 6,278,868,902,905.60 - Step 5: Solve for x
x = 6,278,868,902,905.60/2,872,910.04 - Step 6: Final answer
x = 2,185,543.17
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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.