Finding the Fourth Proportional to 1,493,154.08, 2,060,183.12 and 912,227.68
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Solution
The fourth proportional to 1,493,154.08, 2,060,183.12 and 912,227.68 is: 1,258,648.45
Step by Step Solution
- Step 1: Write the proportion equation
1,493,154.08 : 2,060,183.12 = 912,227.68 : x - Step 2: Convert to fraction form
1,493,154.08/2,060,183.12 = 912,227.68/x - Step 3: Cross multiply
1,493,154.08x = 2,060,183.12 × 912,227.68 - Step 4: Simplify right side
1,493,154.08x = 1,879,356,067,932.76 - Step 5: Solve for x
x = 1,879,356,067,932.76/1,493,154.08 - Step 6: Final answer
x = 1,258,648.45
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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.