Finding the Fourth Proportional to 1,394,443.68, 2,090,974.84 and 495,750.84
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Solution
The fourth proportional to 1,394,443.68, 2,090,974.84 and 495,750.84 is: 743,380.71
Step by Step Solution
- Step 1: Write the proportion equation
1,394,443.68 : 2,090,974.84 = 495,750.84 : x - Step 2: Convert to fraction form
1,394,443.68/2,090,974.84 = 495,750.84/x - Step 3: Cross multiply
1,394,443.68x = 2,090,974.84 × 495,750.84 - Step 4: Simplify right side
1,394,443.68x = 1,036,602,533,348.87 - Step 5: Solve for x
x = 1,036,602,533,348.87/1,394,443.68 - Step 6: Final answer
x = 743,380.71
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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.