Finding the Fourth Proportional to 2,311,625.97, 3,190,283.96 and 1,331,598.87
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Solution
The fourth proportional to 2,311,625.97, 3,190,283.96 and 1,331,598.87 is: 1,837,744.76
Step by Step Solution
- Step 1: Write the proportion equation
2,311,625.97 : 3,190,283.96 = 1,331,598.87 : x - Step 2: Convert to fraction form
2,311,625.97/3,190,283.96 = 1,331,598.87/x - Step 3: Cross multiply
2,311,625.97x = 3,190,283.96 × 1,331,598.87 - Step 4: Simplify right side
2,311,625.97x = 4,248,178,516,115.13 - Step 5: Solve for x
x = 4,248,178,516,115.13/2,311,625.97 - Step 6: Final answer
x = 1,837,744.76
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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.