Finding the Fourth Proportional to 1,482,897.62, 2,046,487.02 and 838,377.92
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Solution
The fourth proportional to 1,482,897.62, 2,046,487.02 and 838,377.92 is: 1,157,011.45
Step by Step Solution
- Step 1: Write the proportion equation
1,482,897.62 : 2,046,487.02 = 838,377.92 : x - Step 2: Convert to fraction form
1,482,897.62/2,046,487.02 = 838,377.92/x - Step 3: Cross multiply
1,482,897.62x = 2,046,487.02 × 838,377.92 - Step 4: Simplify right side
1,482,897.62x = 1,715,729,531,134.60 - Step 5: Solve for x
x = 1,715,729,531,134.60/1,482,897.62 - Step 6: Final answer
x = 1,157,011.45
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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.