Finding the Fourth Proportional to 1,932,261.24, 2,662,134.21 and 1,495,175.79
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Solution
The fourth proportional to 1,932,261.24, 2,662,134.21 and 1,495,175.79 is: 2,059,948.49
Step by Step Solution
- Step 1: Write the proportion equation
1,932,261.24 : 2,662,134.21 = 1,495,175.79 : x - Step 2: Convert to fraction form
1,932,261.24/2,662,134.21 = 1,495,175.79/x - Step 3: Cross multiply
1,932,261.24x = 2,662,134.21 × 1,495,175.79 - Step 4: Simplify right side
1,932,261.24x = 3,980,358,620,522.78 - Step 5: Solve for x
x = 3,980,358,620,522.78/1,932,261.24 - Step 6: Final answer
x = 2,059,948.49
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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.