Finding the Fourth Proportional to 1,332,208.02, 1,838,332.05 and 751,399.14
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Solution
The fourth proportional to 1,332,208.02, 1,838,332.05 and 751,399.14 is: 1,036,865.94
Step by Step Solution
- Step 1: Write the proportion equation
1,332,208.02 : 1,838,332.05 = 751,399.14 : x - Step 2: Convert to fraction form
1,332,208.02/1,838,332.05 = 751,399.14/x - Step 3: Cross multiply
1,332,208.02x = 1,838,332.05 × 751,399.14 - Step 4: Simplify right side
1,332,208.02x = 1,381,321,121,404.44 - Step 5: Solve for x
x = 1,381,321,121,404.44/1,332,208.02 - Step 6: Final answer
x = 1,036,865.94
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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.