Finding the Fourth Proportional to 2,170,743.36, 3,256,585.26 and 654,299.44
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Solution
The fourth proportional to 2,170,743.36, 3,256,585.26 and 654,299.44 is: 981,590.89
Step by Step Solution
- Step 1: Write the proportion equation
2,170,743.36 : 3,256,585.26 = 654,299.44 : x - Step 2: Convert to fraction form
2,170,743.36/3,256,585.26 = 654,299.44/x - Step 3: Cross multiply
2,170,743.36x = 3,256,585.26 × 654,299.44 - Step 4: Simplify right side
2,170,743.36x = 2,130,781,911,930.25 - Step 5: Solve for x
x = 2,130,781,911,930.25/2,170,743.36 - Step 6: Final answer
x = 981,590.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.