Finding the Fourth Proportional to 1,454,223.65, 2,007,071.87 and 842,748.44
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Solution
The fourth proportional to 1,454,223.65, 2,007,071.87 and 842,748.44 is: 1,163,133.80
Step by Step Solution
- Step 1: Write the proportion equation
1,454,223.65 : 2,007,071.87 = 842,748.44 : x - Step 2: Convert to fraction form
1,454,223.65/2,007,071.87 = 842,748.44/x - Step 3: Cross multiply
1,454,223.65x = 2,007,071.87 × 842,748.44 - Step 4: Simplify right side
1,454,223.65x = 1,691,456,673,161.28 - Step 5: Solve for x
x = 1,691,456,673,161.28/1,454,223.65 - Step 6: Final answer
x = 1,163,133.80
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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.