Finding the Fourth Proportional to 4,185,919.36, 5,775,873.84 and 2,466,806.56
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Solution
The fourth proportional to 4,185,919.36, 5,775,873.84 and 2,466,806.56 is: 3,403,783.55
Step by Step Solution
- Step 1: Write the proportion equation
4,185,919.36 : 5,775,873.84 = 2,466,806.56 : x - Step 2: Convert to fraction form
4,185,919.36/5,775,873.84 = 2,466,806.56/x - Step 3: Cross multiply
4,185,919.36x = 5,775,873.84 × 2,466,806.56 - Step 4: Simplify right side
4,185,919.36x = 14,247,963,478,244.39 - Step 5: Solve for x
x = 14,247,963,478,244.39/4,185,919.36 - Step 6: Final answer
x = 3,403,783.55
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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.