Finding the Fourth Proportional to 1,604,125.83, 2,213,694.18 and 878,967.66
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Solution
The fourth proportional to 1,604,125.83, 2,213,694.18 and 878,967.66 is: 1,212,975.66
Step by Step Solution
- Step 1: Write the proportion equation
1,604,125.83 : 2,213,694.18 = 878,967.66 : x - Step 2: Convert to fraction form
1,604,125.83/2,213,694.18 = 878,967.66/x - Step 3: Cross multiply
1,604,125.83x = 2,213,694.18 × 878,967.66 - Step 4: Simplify right side
1,604,125.83x = 1,945,765,593,350.22 - Step 5: Solve for x
x = 1,945,765,593,350.22/1,604,125.83 - Step 6: Final answer
x = 1,212,975.66
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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.