Finding the Fourth Proportional to 1,299,820.08, 1,793,800.68 and 726,858.96
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Solution
The fourth proportional to 1,299,820.08, 1,793,800.68 and 726,858.96 is: 1,003,092.75
Step by Step Solution
- Step 1: Write the proportion equation
1,299,820.08 : 1,793,800.68 = 726,858.96 : x - Step 2: Convert to fraction form
1,299,820.08/1,793,800.68 = 726,858.96/x - Step 3: Cross multiply
1,299,820.08x = 1,793,800.68 × 726,858.96 - Step 4: Simplify right side
1,299,820.08x = 1,303,840,096,712.09 - Step 5: Solve for x
x = 1,303,840,096,712.09/1,299,820.08 - Step 6: Final answer
x = 1,003,092.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.