Finding the Fourth Proportional to 5,768,214.24, 8,653,539.60 and 2,173,905.12
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Solution
The fourth proportional to 5,768,214.24, 8,653,539.60 and 2,173,905.12 is: 3,261,316.81
Step by Step Solution
- Step 1: Write the proportion equation
5,768,214.24 : 8,653,539.60 = 2,173,905.12 : x - Step 2: Convert to fraction form
5,768,214.24/8,653,539.60 = 2,173,905.12/x - Step 3: Cross multiply
5,768,214.24x = 8,653,539.60 × 2,173,905.12 - Step 4: Simplify right side
5,768,214.24x = 18,811,974,042,562.75 - Step 5: Solve for x
x = 18,811,974,042,562.75/5,768,214.24 - Step 6: Final answer
x = 3,261,316.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.