Finding the Fourth Proportional to 2,872,451.70, 4,309,309.35 and 850,853.70
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Solution
The fourth proportional to 2,872,451.70, 4,309,309.35 and 850,853.70 is: 1,276,467.70
Step by Step Solution
- Step 1: Write the proportion equation
2,872,451.70 : 4,309,309.35 = 850,853.70 : x - Step 2: Convert to fraction form
2,872,451.70/4,309,309.35 = 850,853.70/x - Step 3: Cross multiply
2,872,451.70x = 4,309,309.35 × 850,853.70 - Step 4: Simplify right side
2,872,451.70x = 3,666,591,804,892.09 - Step 5: Solve for x
x = 3,666,591,804,892.09/2,872,451.70 - Step 6: Final answer
x = 1,276,467.70
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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.