Finding the Fourth Proportional to 3,083,743.80, 4,255,529.58 and 1,725,627.96
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Solution
The fourth proportional to 3,083,743.80, 4,255,529.58 and 1,725,627.96 is: 2,381,345.96
Step by Step Solution
- Step 1: Write the proportion equation
3,083,743.80 : 4,255,529.58 = 1,725,627.96 : x - Step 2: Convert to fraction form
3,083,743.80/4,255,529.58 = 1,725,627.96/x - Step 3: Cross multiply
3,083,743.80x = 4,255,529.58 × 1,725,627.96 - Step 4: Simplify right side
3,083,743.80x = 7,343,460,827,855.06 - Step 5: Solve for x
x = 7,343,460,827,855.06/3,083,743.80 - Step 6: Final answer
x = 2,381,345.96
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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.