Finding the Fourth Proportional to 1,370,740.29, 2,056,330.76 and 471,961.05
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Solution
The fourth proportional to 1,370,740.29, 2,056,330.76 and 471,961.05 is: 708,017.43
Step by Step Solution
- Step 1: Write the proportion equation
1,370,740.29 : 2,056,330.76 = 471,961.05 : x - Step 2: Convert to fraction form
1,370,740.29/2,056,330.76 = 471,961.05/x - Step 3: Cross multiply
1,370,740.29x = 2,056,330.76 × 471,961.05 - Step 4: Simplify right side
1,370,740.29x = 970,508,022,277.09 - Step 5: Solve for x
x = 970,508,022,277.09/1,370,740.29 - Step 6: Final answer
x = 708,017.43
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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.