Finding the Fourth Proportional to 1,727,269.36, 2,587,434.21 and 860,091.75
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Solution
The fourth proportional to 1,727,269.36, 2,587,434.21 and 860,091.75 is: 1,288,409.83
Step by Step Solution
- Step 1: Write the proportion equation
1,727,269.36 : 2,587,434.21 = 860,091.75 : x - Step 2: Convert to fraction form
1,727,269.36/2,587,434.21 = 860,091.75/x - Step 3: Cross multiply
1,727,269.36x = 2,587,434.21 × 860,091.75 - Step 4: Simplify right side
1,727,269.36x = 2,225,430,817,688.77 - Step 5: Solve for x
x = 2,225,430,817,688.77/1,727,269.36 - Step 6: Final answer
x = 1,288,409.83
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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.