Finding the Fourth Proportional to 4,889,692.36, 7,331,549.13 and 2,331,689.68
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Solution
The fourth proportional to 4,889,692.36, 7,331,549.13 and 2,331,689.68 is: 3,496,109.00
Step by Step Solution
- Step 1: Write the proportion equation
4,889,692.36 : 7,331,549.13 = 2,331,689.68 : x - Step 2: Convert to fraction form
4,889,692.36/7,331,549.13 = 2,331,689.68/x - Step 3: Cross multiply
4,889,692.36x = 7,331,549.13 × 2,331,689.68 - Step 4: Simplify right side
4,889,692.36x = 17,094,897,444,833.98 - Step 5: Solve for x
x = 17,094,897,444,833.98/4,889,692.36 - Step 6: Final answer
x = 3,496,109.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.