Finding the Fourth Proportional to 3,160,646.28, 4,361,889.57 and 1,784,223.21
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Solution
The fourth proportional to 3,160,646.28, 4,361,889.57 and 1,784,223.21 is: 2,462,339.64
Step by Step Solution
- Step 1: Write the proportion equation
3,160,646.28 : 4,361,889.57 = 1,784,223.21 : x - Step 2: Convert to fraction form
3,160,646.28/4,361,889.57 = 1,784,223.21/x - Step 3: Cross multiply
3,160,646.28x = 4,361,889.57 × 1,784,223.21 - Step 4: Simplify right side
3,160,646.28x = 7,782,584,610,250.92 - Step 5: Solve for x
x = 7,782,584,610,250.92/3,160,646.28 - Step 6: Final answer
x = 2,462,339.64
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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.