Finding the Fourth Proportional to 2,758,623.82, 4,135,874.12 and 1,903,254.65
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Solution
The fourth proportional to 2,758,623.82, 4,135,874.12 and 1,903,254.65 is: 2,853,459.62
Step by Step Solution
- Step 1: Write the proportion equation
2,758,623.82 : 4,135,874.12 = 1,903,254.65 : x - Step 2: Convert to fraction form
2,758,623.82/4,135,874.12 = 1,903,254.65/x - Step 3: Cross multiply
2,758,623.82x = 4,135,874.12 × 1,903,254.65 - Step 4: Simplify right side
2,758,623.82x = 7,871,621,677,125.85 - Step 5: Solve for x
x = 7,871,621,677,125.85/2,758,623.82 - Step 6: Final answer
x = 2,853,459.62
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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.