Finding the Fourth Proportional to 2,344,563.09, 3,235,670.91 and 1,312,174.35
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Solution
The fourth proportional to 2,344,563.09, 3,235,670.91 and 1,312,174.35 is: 1,810,897.90
Step by Step Solution
- Step 1: Write the proportion equation
2,344,563.09 : 3,235,670.91 = 1,312,174.35 : x - Step 2: Convert to fraction form
2,344,563.09/3,235,670.91 = 1,312,174.35/x - Step 3: Cross multiply
2,344,563.09x = 3,235,670.91 × 1,312,174.35 - Step 4: Simplify right side
2,344,563.09x = 4,245,764,373,143.16 - Step 5: Solve for x
x = 4,245,764,373,143.16/2,344,563.09 - Step 6: Final answer
x = 1,810,897.90
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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.