Finding the Fourth Proportional to 2,749,800.16, 3,795,180.24 and 1,603,880.44
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Solution
The fourth proportional to 2,749,800.16, 3,795,180.24 and 1,603,880.44 is: 2,213,620.99
Step by Step Solution
- Step 1: Write the proportion equation
2,749,800.16 : 3,795,180.24 = 1,603,880.44 : x - Step 2: Convert to fraction form
2,749,800.16/3,795,180.24 = 1,603,880.44/x - Step 3: Cross multiply
2,749,800.16x = 3,795,180.24 × 1,603,880.44 - Step 4: Simplify right side
2,749,800.16x = 6,087,015,353,210.51 - Step 5: Solve for x
x = 6,087,015,353,210.51/2,749,800.16 - Step 6: Final answer
x = 2,213,620.99
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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.