Finding the Fourth Proportional to 2,102,659.12, 3,151,892.44 and 888,541.96
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Solution
The fourth proportional to 2,102,659.12, 3,151,892.44 and 888,541.96 is: 1,331,927.11
Step by Step Solution
- Step 1: Write the proportion equation
2,102,659.12 : 3,151,892.44 = 888,541.96 : x - Step 2: Convert to fraction form
2,102,659.12/3,151,892.44 = 888,541.96/x - Step 3: Cross multiply
2,102,659.12x = 3,151,892.44 × 888,541.96 - Step 4: Simplify right side
2,102,659.12x = 2,800,588,686,346.78 - Step 5: Solve for x
x = 2,800,588,686,346.78/2,102,659.12 - Step 6: Final answer
x = 1,331,927.11
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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.