Finding the Fourth Proportional to 1,699,486.21, 2,344,762.72 and 964,318.87
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Solution
The fourth proportional to 1,699,486.21, 2,344,762.72 and 964,318.87 is: 1,330,460.30
Step by Step Solution
- Step 1: Write the proportion equation
1,699,486.21 : 2,344,762.72 = 964,318.87 : x - Step 2: Convert to fraction form
1,699,486.21/2,344,762.72 = 964,318.87/x - Step 3: Cross multiply
1,699,486.21x = 2,344,762.72 × 964,318.87 - Step 4: Simplify right side
1,699,486.21x = 2,261,098,940,704.88 - Step 5: Solve for x
x = 2,261,098,940,704.88/1,699,486.21 - Step 6: Final answer
x = 1,330,460.30
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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.