Finding the Fourth Proportional to 4,615,219.11, 6,368,868.32 and 2,550,201.87
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Solution
The fourth proportional to 4,615,219.11, 6,368,868.32 and 2,550,201.87 is: 3,519,204.51
Step by Step Solution
- Step 1: Write the proportion equation
4,615,219.11 : 6,368,868.32 = 2,550,201.87 : x - Step 2: Convert to fraction form
4,615,219.11/6,368,868.32 = 2,550,201.87/x - Step 3: Cross multiply
4,615,219.11x = 6,368,868.32 × 2,550,201.87 - Step 4: Simplify right side
4,615,219.11x = 16,241,899,886,696.75 - Step 5: Solve for x
x = 16,241,899,886,696.75/4,615,219.11 - Step 6: Final answer
x = 3,519,204.51
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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.