Finding the Fourth Proportional to 2,077,242.44, 2,868,113.07 and 1,342,631.43
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Solution
The fourth proportional to 2,077,242.44, 2,868,113.07 and 1,342,631.43 is: 1,853,812.87
Step by Step Solution
- Step 1: Write the proportion equation
2,077,242.44 : 2,868,113.07 = 1,342,631.43 : x - Step 2: Convert to fraction form
2,077,242.44/2,868,113.07 = 1,342,631.43/x - Step 3: Cross multiply
2,077,242.44x = 2,868,113.07 × 1,342,631.43 - Step 4: Simplify right side
2,077,242.44x = 3,850,818,752,575.79 - Step 5: Solve for x
x = 3,850,818,752,575.79/2,077,242.44 - Step 6: Final answer
x = 1,853,812.87
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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.