Finding the Fourth Proportional to 1,269,182.70, 1,906,884.45 and 954,254.70
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Solution
The fourth proportional to 1,269,182.70, 1,906,884.45 and 954,254.70 is: 1,433,720.65
Step by Step Solution
- Step 1: Write the proportion equation
1,269,182.70 : 1,906,884.45 = 954,254.70 : x - Step 2: Convert to fraction form
1,269,182.70/1,906,884.45 = 954,254.70/x - Step 3: Cross multiply
1,269,182.70x = 1,906,884.45 × 954,254.70 - Step 4: Simplify right side
1,269,182.70x = 1,819,653,448,769.41 - Step 5: Solve for x
x = 1,819,653,448,769.41/1,269,182.70 - Step 6: Final answer
x = 1,433,720.65
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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.