Finding the Fourth Proportional to 2,052,197.10, 2,831,990.28 and 1,134,464.93
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Solution
The fourth proportional to 2,052,197.10, 2,831,990.28 and 1,134,464.93 is: 1,565,538.53
Step by Step Solution
- Step 1: Write the proportion equation
2,052,197.10 : 2,831,990.28 = 1,134,464.93 : x - Step 2: Convert to fraction form
2,052,197.10/2,831,990.28 = 1,134,464.93/x - Step 3: Cross multiply
2,052,197.10x = 2,831,990.28 × 1,134,464.93 - Step 4: Simplify right side
2,052,197.10x = 3,212,793,640,600.93 - Step 5: Solve for x
x = 3,212,793,640,600.93/2,052,197.10 - Step 6: Final answer
x = 1,565,538.53
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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.