Finding the Fourth Proportional to 2,122,958.70, 3,185,750.25 and 860,797.26
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Solution
The fourth proportional to 2,122,958.70, 3,185,750.25 and 860,797.26 is: 1,291,727.95
Step by Step Solution
- Step 1: Write the proportion equation
2,122,958.70 : 3,185,750.25 = 860,797.26 : x - Step 2: Convert to fraction form
2,122,958.70/3,185,750.25 = 860,797.26/x - Step 3: Cross multiply
2,122,958.70x = 3,185,750.25 × 860,797.26 - Step 4: Simplify right side
2,122,958.70x = 2,742,285,086,244.32 - Step 5: Solve for x
x = 2,742,285,086,244.32/2,122,958.70 - Step 6: Final answer
x = 1,291,727.95
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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.