Finding the Fourth Proportional to 3,908,462.13, 5,860,768.64 and 1,858,553.01
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Solution
The fourth proportional to 3,908,462.13, 5,860,768.64 and 1,858,553.01 is: 2,786,914.35
Step by Step Solution
- Step 1: Write the proportion equation
3,908,462.13 : 5,860,768.64 = 1,858,553.01 : x - Step 2: Convert to fraction form
3,908,462.13/5,860,768.64 = 1,858,553.01/x - Step 3: Cross multiply
3,908,462.13x = 5,860,768.64 × 1,858,553.01 - Step 4: Simplify right side
3,908,462.13x = 10,892,549,187,492.84 - Step 5: Solve for x
x = 10,892,549,187,492.84/3,908,462.13 - Step 6: Final answer
x = 2,786,914.35
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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.