Finding the Fourth Proportional to 1,317,833.64, 1,976,873.58 and 371,202.84
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Solution
The fourth proportional to 1,317,833.64, 1,976,873.58 and 371,202.84 is: 556,838.94
Step by Step Solution
- Step 1: Write the proportion equation
1,317,833.64 : 1,976,873.58 = 371,202.84 : x - Step 2: Convert to fraction form
1,317,833.64/1,976,873.58 = 371,202.84/x - Step 3: Cross multiply
1,317,833.64x = 1,976,873.58 × 371,202.84 - Step 4: Simplify right side
1,317,833.64x = 733,821,087,216.97 - Step 5: Solve for x
x = 733,821,087,216.97/1,317,833.64 - Step 6: Final answer
x = 556,838.94
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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.