Finding the Fourth Proportional to 1,322,101.80, 1,983,152.70 and 948,853.80
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Solution
The fourth proportional to 1,322,101.80, 1,983,152.70 and 948,853.80 is: 1,423,280.70
Step by Step Solution
- Step 1: Write the proportion equation
1,322,101.80 : 1,983,152.70 = 948,853.80 : x - Step 2: Convert to fraction form
1,322,101.80/1,983,152.70 = 948,853.80/x - Step 3: Cross multiply
1,322,101.80x = 1,983,152.70 × 948,853.80 - Step 4: Simplify right side
1,322,101.80x = 1,881,721,975,375.26 - Step 5: Solve for x
x = 1,881,721,975,375.26/1,322,101.80 - Step 6: Final answer
x = 1,423,280.70
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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.