Finding the Fourth Proportional to 1,446,539.49, 1,996,221.18 and 801,943.11
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Solution
The fourth proportional to 1,446,539.49, 1,996,221.18 and 801,943.11 is: 1,106,679.65
Step by Step Solution
- Step 1: Write the proportion equation
1,446,539.49 : 1,996,221.18 = 801,943.11 : x - Step 2: Convert to fraction form
1,446,539.49/1,996,221.18 = 801,943.11/x - Step 3: Cross multiply
1,446,539.49x = 1,996,221.18 × 801,943.11 - Step 4: Simplify right side
1,446,539.49x = 1,600,855,821,337.07 - Step 5: Solve for x
x = 1,600,855,821,337.07/1,446,539.49 - Step 6: Final answer
x = 1,106,679.65
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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.