Finding the Fourth Proportional to 3,684,197.12, 5,525,811.84 and 1,159,865.60
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Solution
The fourth proportional to 3,684,197.12, 5,525,811.84 and 1,159,865.60 is: 1,739,646.08
Step by Step Solution
- Step 1: Write the proportion equation
3,684,197.12 : 5,525,811.84 = 1,159,865.60 : x - Step 2: Convert to fraction form
3,684,197.12/5,525,811.84 = 1,159,865.60/x - Step 3: Cross multiply
3,684,197.12x = 5,525,811.84 × 1,159,865.60 - Step 4: Simplify right side
3,684,197.12x = 6,409,199,065,288.70 - Step 5: Solve for x
x = 6,409,199,065,288.70/3,684,197.12 - Step 6: Final answer
x = 1,739,646.08
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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.