Finding the Fourth Proportional to 1,236,688.14, 1,852,366.04 and 835,120.74
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Solution
The fourth proportional to 1,236,688.14, 1,852,366.04 and 835,120.74 is: 1,250,880.67
Step by Step Solution
- Step 1: Write the proportion equation
1,236,688.14 : 1,852,366.04 = 835,120.74 : x - Step 2: Convert to fraction form
1,236,688.14/1,852,366.04 = 835,120.74/x - Step 3: Cross multiply
1,236,688.14x = 1,852,366.04 × 835,120.74 - Step 4: Simplify right side
1,236,688.14x = 1,546,949,288,813.84 - Step 5: Solve for x
x = 1,546,949,288,813.84/1,236,688.14 - Step 6: Final answer
x = 1,250,880.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.