Finding the Fourth Proportional to 3,519,600.58, 4,857,048.84 and 1,909,968.58
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Solution
The fourth proportional to 3,519,600.58, 4,857,048.84 and 1,909,968.58 is: 2,635,756.66
Step by Step Solution
- Step 1: Write the proportion equation
3,519,600.58 : 4,857,048.84 = 1,909,968.58 : x - Step 2: Convert to fraction form
3,519,600.58/4,857,048.84 = 1,909,968.58/x - Step 3: Cross multiply
3,519,600.58x = 4,857,048.84 × 1,909,968.58 - Step 4: Simplify right side
3,519,600.58x = 9,276,810,675,925.45 - Step 5: Solve for x
x = 9,276,810,675,925.45/3,519,600.58 - Step 6: Final answer
x = 2,635,756.66
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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.