Finding the Fourth Proportional to 1,903,338.36, 2,626,680.60 and 1,043,934.84
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Solution
The fourth proportional to 1,903,338.36, 2,626,680.60 and 1,043,934.84 is: 1,440,670.48
Step by Step Solution
- Step 1: Write the proportion equation
1,903,338.36 : 2,626,680.60 = 1,043,934.84 : x - Step 2: Convert to fraction form
1,903,338.36/2,626,680.60 = 1,043,934.84/x - Step 3: Cross multiply
1,903,338.36x = 2,626,680.60 × 1,043,934.84 - Step 4: Simplify right side
1,903,338.36x = 2,742,083,391,892.10 - Step 5: Solve for x
x = 2,742,083,391,892.10/1,903,338.36 - Step 6: Final answer
x = 1,440,670.48
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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.