Finding the Fourth Proportional to 4,518,350.40, 6,235,395.08 and 2,453,364.84
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Solution
The fourth proportional to 4,518,350.40, 6,235,395.08 and 2,453,364.84 is: 3,385,682.32
Step by Step Solution
- Step 1: Write the proportion equation
4,518,350.40 : 6,235,395.08 = 2,453,364.84 : x - Step 2: Convert to fraction form
4,518,350.40/6,235,395.08 = 2,453,364.84/x - Step 3: Cross multiply
4,518,350.40x = 6,235,395.08 × 2,453,364.84 - Step 4: Simplify right side
4,518,350.40x = 15,297,699,052,780.99 - Step 5: Solve for x
x = 15,297,699,052,780.99/4,518,350.40 - Step 6: Final answer
x = 3,385,682.32
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1.5x scale
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.