Finding the Fourth Proportional to 1,332,276.34, 1,838,538.16 and 751,497.54
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Solution
The fourth proportional to 1,332,276.34, 1,838,538.16 and 751,497.54 is: 1,037,064.81
Step by Step Solution
- Step 1: Write the proportion equation
1,332,276.34 : 1,838,538.16 = 751,497.54 : x - Step 2: Convert to fraction form
1,332,276.34/1,838,538.16 = 751,497.54/x - Step 3: Cross multiply
1,332,276.34x = 1,838,538.16 × 751,497.54 - Step 4: Simplify right side
1,332,276.34x = 1,381,656,904,436.13 - Step 5: Solve for x
x = 1,381,656,904,436.13/1,332,276.34 - Step 6: Final answer
x = 1,037,064.81
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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.