Finding the Fourth Proportional to 1,594,395.16, 2,198,911.67 and 1,347,247.91
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Solution
The fourth proportional to 1,594,395.16, 2,198,911.67 and 1,347,247.91 is: 1,858,058.30
Step by Step Solution
- Step 1: Write the proportion equation
1,594,395.16 : 2,198,911.67 = 1,347,247.91 : x - Step 2: Convert to fraction form
1,594,395.16/2,198,911.67 = 1,347,247.91/x - Step 3: Cross multiply
1,594,395.16x = 2,198,911.67 × 1,347,247.91 - Step 4: Simplify right side
1,594,395.16x = 2,962,479,150,704.72 - Step 5: Solve for x
x = 2,962,479,150,704.72/1,594,395.16 - Step 6: Final answer
x = 1,858,058.30
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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.