Finding the Fourth Proportional to 3,402,627.36, 5,099,126.40 and 1,886,976.96
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Solution
The fourth proportional to 3,402,627.36, 5,099,126.40 and 1,886,976.96 is: 2,827,795.41
Step by Step Solution
- Step 1: Write the proportion equation
3,402,627.36 : 5,099,126.40 = 1,886,976.96 : x - Step 2: Convert to fraction form
3,402,627.36/5,099,126.40 = 1,886,976.96/x - Step 3: Cross multiply
3,402,627.36x = 5,099,126.40 × 1,886,976.96 - Step 4: Simplify right side
3,402,627.36x = 9,621,934,032,927.74 - Step 5: Solve for x
x = 9,621,934,032,927.74/3,402,627.36 - Step 6: Final answer
x = 2,827,795.41
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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.