Finding the Fourth Proportional to 1,778,466.38, 2,668,124.21 and 580,390.92
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Solution
The fourth proportional to 1,778,466.38, 2,668,124.21 and 580,390.92 is: 870,724.96
Step by Step Solution
- Step 1: Write the proportion equation
1,778,466.38 : 2,668,124.21 = 580,390.92 : x - Step 2: Convert to fraction form
1,778,466.38/2,668,124.21 = 580,390.92/x - Step 3: Cross multiply
1,778,466.38x = 2,668,124.21 × 580,390.92 - Step 4: Simplify right side
1,778,466.38x = 1,548,555,062,014.22 - Step 5: Solve for x
x = 1,548,555,062,014.22/1,778,466.38 - Step 6: Final answer
x = 870,724.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.