Finding the Fourth Proportional to 2,548,466.16, 3,516,963.05 and 1,445,944.05
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Solution
The fourth proportional to 2,548,466.16, 3,516,963.05 and 1,445,944.05 is: 1,995,448.03
Step by Step Solution
- Step 1: Write the proportion equation
2,548,466.16 : 3,516,963.05 = 1,445,944.05 : x - Step 2: Convert to fraction form
2,548,466.16/3,516,963.05 = 1,445,944.05/x - Step 3: Cross multiply
2,548,466.16x = 3,516,963.05 × 1,445,944.05 - Step 4: Simplify right side
2,548,466.16x = 5,085,331,795,903.10 - Step 5: Solve for x
x = 5,085,331,795,903.10/2,548,466.16 - Step 6: Final answer
x = 1,995,448.03
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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.