Finding the Fourth Proportional to 4,967,263.20, 6,856,030.44 and 3,035,150.76
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Solution
The fourth proportional to 4,967,263.20, 6,856,030.44 and 3,035,150.76 is: 4,189,245.70
Step by Step Solution
- Step 1: Write the proportion equation
4,967,263.20 : 6,856,030.44 = 3,035,150.76 : x - Step 2: Convert to fraction form
4,967,263.20/6,856,030.44 = 3,035,150.76/x - Step 3: Cross multiply
4,967,263.20x = 6,856,030.44 × 3,035,150.76 - Step 4: Simplify right side
4,967,263.20x = 20,809,086,000,549.13 - Step 5: Solve for x
x = 20,809,086,000,549.13/4,967,263.20 - Step 6: Final answer
x = 4,189,245.70
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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.