Finding the Fourth Proportional to 3,807,398.93, 5,253,360.44 and 2,257,873.11
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Solution
The fourth proportional to 3,807,398.93, 5,253,360.44 and 2,257,873.11 is: 3,115,360.77
Step by Step Solution
- Step 1: Write the proportion equation
3,807,398.93 : 5,253,360.44 = 2,257,873.11 : x - Step 2: Convert to fraction form
3,807,398.93/5,253,360.44 = 2,257,873.11/x - Step 3: Cross multiply
3,807,398.93x = 5,253,360.44 × 2,257,873.11 - Step 4: Simplify right side
3,807,398.93x = 11,861,421,263,324.40 - Step 5: Solve for x
x = 11,861,421,263,324.40/3,807,398.93 - Step 6: Final answer
x = 3,115,360.77
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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.