Finding the Fourth Proportional to 1,482,897.12, 2,046,466.26 and 838,344.48
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Solution
The fourth proportional to 1,482,897.12, 2,046,466.26 and 838,344.48 is: 1,156,953.96
Step by Step Solution
- Step 1: Write the proportion equation
1,482,897.12 : 2,046,466.26 = 838,344.48 : x - Step 2: Convert to fraction form
1,482,897.12/2,046,466.26 = 838,344.48/x - Step 3: Cross multiply
1,482,897.12x = 2,046,466.26 × 838,344.48 - Step 4: Simplify right side
1,482,897.12x = 1,715,643,692,577.25 - Step 5: Solve for x
x = 1,715,643,692,577.25/1,482,897.12 - Step 6: Final answer
x = 1,156,953.96
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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.