Finding the Fourth Proportional to 3,835,598.08, 5,751,901.68 and 1,438,133.44
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Solution
The fourth proportional to 3,835,598.08, 5,751,901.68 and 1,438,133.44 is: 2,156,639.45
Step by Step Solution
- Step 1: Write the proportion equation
3,835,598.08 : 5,751,901.68 = 1,438,133.44 : x - Step 2: Convert to fraction form
3,835,598.08/5,751,901.68 = 1,438,133.44/x - Step 3: Cross multiply
3,835,598.08x = 5,751,901.68 × 1,438,133.44 - Step 4: Simplify right side
3,835,598.08x = 8,272,002,149,600.18 - Step 5: Solve for x
x = 8,272,002,149,600.18/3,835,598.08 - Step 6: Final answer
x = 2,156,639.45
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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.