Finding the Fourth Proportional to 1,370,263.80, 2,052,640.08 and 770,325.96
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Solution
The fourth proportional to 1,370,263.80, 2,052,640.08 and 770,325.96 is: 1,153,939.80
Step by Step Solution
- Step 1: Write the proportion equation
1,370,263.80 : 2,052,640.08 = 770,325.96 : x - Step 2: Convert to fraction form
1,370,263.80/2,052,640.08 = 770,325.96/x - Step 3: Cross multiply
1,370,263.80x = 2,052,640.08 × 770,325.96 - Step 4: Simplify right side
1,370,263.80x = 1,581,201,940,160.48 - Step 5: Solve for x
x = 1,581,201,940,160.48/1,370,263.80 - Step 6: Final answer
x = 1,153,939.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.