Finding the Fourth Proportional to 1,273,112.64, 1,756,860.42 and 700,152.84
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Solution
The fourth proportional to 1,273,112.64, 1,756,860.42 and 700,152.84 is: 966,191.66
Step by Step Solution
- Step 1: Write the proportion equation
1,273,112.64 : 1,756,860.42 = 700,152.84 : x - Step 2: Convert to fraction form
1,273,112.64/1,756,860.42 = 700,152.84/x - Step 3: Cross multiply
1,273,112.64x = 1,756,860.42 × 700,152.84 - Step 4: Simplify right side
1,273,112.64x = 1,230,070,812,546.59 - Step 5: Solve for x
x = 1,230,070,812,546.59/1,273,112.64 - Step 6: Final answer
x = 966,191.66
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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.