Finding the Fourth Proportional to 1,294,805.80, 1,941,287.10 and 495,778.60
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Solution
The fourth proportional to 1,294,805.80, 1,941,287.10 and 495,778.60 is: 743,315.02
Step by Step Solution
- Step 1: Write the proportion equation
1,294,805.80 : 1,941,287.10 = 495,778.60 : x - Step 2: Convert to fraction form
1,294,805.80/1,941,287.10 = 495,778.60/x - Step 3: Cross multiply
1,294,805.80x = 1,941,287.10 × 495,778.60 - Step 4: Simplify right side
1,294,805.80x = 962,448,600,636.06 - Step 5: Solve for x
x = 962,448,600,636.06/1,294,805.80 - Step 6: Final answer
x = 743,315.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.