Finding the Fourth Proportional to 2,449,240.53, 3,378,774.65 and 1,590,070.29
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Solution
The fourth proportional to 2,449,240.53, 3,378,774.65 and 1,590,070.29 is: 2,193,532.69
Step by Step Solution
- Step 1: Write the proportion equation
2,449,240.53 : 3,378,774.65 = 1,590,070.29 : x - Step 2: Convert to fraction form
2,449,240.53/3,378,774.65 = 1,590,070.29/x - Step 3: Cross multiply
2,449,240.53x = 3,378,774.65 × 1,590,070.29 - Step 4: Simplify right side
2,449,240.53x = 5,372,489,179,619.80 - Step 5: Solve for x
x = 5,372,489,179,619.80/2,449,240.53 - Step 6: Final answer
x = 2,193,532.69
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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.