Finding the Fourth Proportional to 2,393,930.90, 3,303,171.42 and 1,427,151.08
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Solution
The fourth proportional to 2,393,930.90, 3,303,171.42 and 1,427,151.08 is: 1,969,198.30
Step by Step Solution
- Step 1: Write the proportion equation
2,393,930.90 : 3,303,171.42 = 1,427,151.08 : x - Step 2: Convert to fraction form
2,393,930.90/3,303,171.42 = 1,427,151.08/x - Step 3: Cross multiply
2,393,930.90x = 3,303,171.42 × 1,427,151.08 - Step 4: Simplify right side
2,393,930.90x = 4,714,124,659,478.13 - Step 5: Solve for x
x = 4,714,124,659,478.13/2,393,930.90 - Step 6: Final answer
x = 1,969,198.30
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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.