Finding the Fourth Proportional to 1,524,091.80, 2,102,282.70 and 979,291.20
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Solution
The fourth proportional to 1,524,091.80, 2,102,282.70 and 979,291.20 is: 1,350,802.46
Step by Step Solution
- Step 1: Write the proportion equation
1,524,091.80 : 2,102,282.70 = 979,291.20 : x - Step 2: Convert to fraction form
1,524,091.80/2,102,282.70 = 979,291.20/x - Step 3: Cross multiply
1,524,091.80x = 2,102,282.70 × 979,291.20 - Step 4: Simplify right side
1,524,091.80x = 2,058,746,948,022.24 - Step 5: Solve for x
x = 2,058,746,948,022.24/1,524,091.80 - Step 6: Final answer
x = 1,350,802.46
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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.