Finding the Fourth Proportional to 1,879,258.35, 2,593,378.19 and 1,019,818.61
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Solution
The fourth proportional to 1,879,258.35, 2,593,378.19 and 1,019,818.61 is: 1,407,350.58
Step by Step Solution
- Step 1: Write the proportion equation
1,879,258.35 : 2,593,378.19 = 1,019,818.61 : x - Step 2: Convert to fraction form
1,879,258.35/2,593,378.19 = 1,019,818.61/x - Step 3: Cross multiply
1,879,258.35x = 2,593,378.19 × 1,019,818.61 - Step 4: Simplify right side
1,879,258.35x = 2,644,775,322,864.13 - Step 5: Solve for x
x = 2,644,775,322,864.13/1,879,258.35 - Step 6: Final answer
x = 1,407,350.58
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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.