Finding the Fourth Proportional to 2,848,768.12, 3,931,181.58 and 1,559,576.44
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Solution
The fourth proportional to 2,848,768.12, 3,931,181.58 and 1,559,576.44 is: 2,152,150.65
Step by Step Solution
- Step 1: Write the proportion equation
2,848,768.12 : 3,931,181.58 = 1,559,576.44 : x - Step 2: Convert to fraction form
2,848,768.12/3,931,181.58 = 1,559,576.44/x - Step 3: Cross multiply
2,848,768.12x = 3,931,181.58 × 1,559,576.44 - Step 4: Simplify right side
2,848,768.12x = 6,130,978,173,529.98 - Step 5: Solve for x
x = 6,130,978,173,529.98/2,848,768.12 - Step 6: Final answer
x = 2,152,150.65
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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.