Finding the Fourth Proportional to 1,818,201.83, 2,509,117.68 and 1,043,882.60
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Solution
The fourth proportional to 1,818,201.83, 2,509,117.68 and 1,043,882.60 is: 1,440,557.51
Step by Step Solution
- Step 1: Write the proportion equation
1,818,201.83 : 2,509,117.68 = 1,043,882.60 : x - Step 2: Convert to fraction form
1,818,201.83/2,509,117.68 = 1,043,882.60/x - Step 3: Cross multiply
1,818,201.83x = 2,509,117.68 × 1,043,882.60 - Step 4: Simplify right side
1,818,201.83x = 2,619,224,293,777.16 - Step 5: Solve for x
x = 2,619,224,293,777.16/1,818,201.83 - Step 6: Final answer
x = 1,440,557.51
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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.