Finding the Fourth Proportional to 1,879,563.92, 2,593,823.10 and 1,020,134.48
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Solution
The fourth proportional to 1,879,563.92, 2,593,823.10 and 1,020,134.48 is: 1,407,799.09
Step by Step Solution
- Step 1: Write the proportion equation
1,879,563.92 : 2,593,823.10 = 1,020,134.48 : x - Step 2: Convert to fraction form
1,879,563.92/2,593,823.10 = 1,020,134.48/x - Step 3: Cross multiply
1,879,563.92x = 2,593,823.10 × 1,020,134.48 - Step 4: Simplify right side
1,879,563.92x = 2,646,048,381,989.54 - Step 5: Solve for x
x = 2,646,048,381,989.54/1,879,563.92 - Step 6: Final answer
x = 1,407,799.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.