Finding the Fourth Proportional to 1,370,739.92, 2,056,330.19 and 471,960.68
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Solution
The fourth proportional to 1,370,739.92, 2,056,330.19 and 471,960.68 is: 708,016.87
Step by Step Solution
- Step 1: Write the proportion equation
1,370,739.92 : 2,056,330.19 = 471,960.68 : x - Step 2: Convert to fraction form
1,370,739.92/2,056,330.19 = 471,960.68/x - Step 3: Cross multiply
1,370,739.92x = 2,056,330.19 × 471,960.68 - Step 4: Simplify right side
1,370,739.92x = 970,506,985,675.18 - Step 5: Solve for x
x = 970,506,985,675.18/1,370,739.92 - Step 6: Final answer
x = 708,016.87
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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.