Finding the Fourth Proportional to 2,455,405.24, 3,683,107.86 and 2,316,796.60
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Solution
The fourth proportional to 2,455,405.24, 3,683,107.86 and 2,316,796.60 is: 3,475,194.90
Step by Step Solution
- Step 1: Write the proportion equation
2,455,405.24 : 3,683,107.86 = 2,316,796.60 : x - Step 2: Convert to fraction form
2,455,405.24/3,683,107.86 = 2,316,796.60/x - Step 3: Cross multiply
2,455,405.24x = 3,683,107.86 × 2,316,796.60 - Step 4: Simplify right side
2,455,405.24x = 8,533,011,767,481.28 - Step 5: Solve for x
x = 8,533,011,767,481.28/2,455,405.24 - Step 6: Final answer
x = 3,475,194.90
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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.