Finding the Fourth Proportional to 2,047,652.46, 2,825,757.14 and 1,129,880.88
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Solution
The fourth proportional to 2,047,652.46, 2,825,757.14 and 1,129,880.88 is: 1,559,233.82
Step by Step Solution
- Step 1: Write the proportion equation
2,047,652.46 : 2,825,757.14 = 1,129,880.88 : x - Step 2: Convert to fraction form
2,047,652.46/2,825,757.14 = 1,129,880.88/x - Step 3: Cross multiply
2,047,652.46x = 2,825,757.14 × 1,129,880.88 - Step 4: Simplify right side
2,047,652.46x = 3,192,768,958,360.08 - Step 5: Solve for x
x = 3,192,768,958,360.08/2,047,652.46 - Step 6: Final answer
x = 1,559,233.82
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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.