Finding the Fourth Proportional to 1,310,873.97, 1,966,417.65 and 364,244.79
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Solution
The fourth proportional to 1,310,873.97, 1,966,417.65 and 364,244.79 is: 546,396.83
Step by Step Solution
- Step 1: Write the proportion equation
1,310,873.97 : 1,966,417.65 = 364,244.79 : x - Step 2: Convert to fraction form
1,310,873.97/1,966,417.65 = 364,244.79/x - Step 3: Cross multiply
1,310,873.97x = 1,966,417.65 × 364,244.79 - Step 4: Simplify right side
1,310,873.97x = 716,257,383,976.54 - Step 5: Solve for x
x = 716,257,383,976.54/1,310,873.97 - Step 6: Final answer
x = 546,396.83
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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.