Finding the Fourth Proportional to 4,449,351.58, 6,140,270.52 and 2,515,496.82
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Solution
The fourth proportional to 4,449,351.58, 6,140,270.52 and 2,515,496.82 is: 3,471,479.09
Step by Step Solution
- Step 1: Write the proportion equation
4,449,351.58 : 6,140,270.52 = 2,515,496.82 : x - Step 2: Convert to fraction form
4,449,351.58/6,140,270.52 = 2,515,496.82/x - Step 3: Cross multiply
4,449,351.58x = 6,140,270.52 × 2,515,496.82 - Step 4: Simplify right side
4,449,351.58x = 15,445,830,966,999.74 - Step 5: Solve for x
x = 15,445,830,966,999.74/4,449,351.58 - Step 6: Final answer
x = 3,471,479.09
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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.