Finding the Fourth Proportional to 2,380,659.98, 3,285,513.39 and 1,348,351.41
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Solution
The fourth proportional to 2,380,659.98, 3,285,513.39 and 1,348,351.41 is: 1,860,839.71
Step by Step Solution
- Step 1: Write the proportion equation
2,380,659.98 : 3,285,513.39 = 1,348,351.41 : x - Step 2: Convert to fraction form
2,380,659.98/3,285,513.39 = 1,348,351.41/x - Step 3: Cross multiply
2,380,659.98x = 3,285,513.39 × 1,348,351.41 - Step 4: Simplify right side
2,380,659.98x = 4,430,026,611,980.38 - Step 5: Solve for x
x = 4,430,026,611,980.38/2,380,659.98 - Step 6: Final answer
x = 1,860,839.71
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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.