Finding the Fourth Proportional to 2,107,348.88, 3,157,830.28 and 1,394,824.28
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Solution
The fourth proportional to 2,107,348.88, 3,157,830.28 and 1,394,824.28 is: 2,090,122.99
Step by Step Solution
- Step 1: Write the proportion equation
2,107,348.88 : 3,157,830.28 = 1,394,824.28 : x - Step 2: Convert to fraction form
2,107,348.88/3,157,830.28 = 1,394,824.28/x - Step 3: Cross multiply
2,107,348.88x = 3,157,830.28 × 1,394,824.28 - Step 4: Simplify right side
2,107,348.88x = 4,404,618,346,663.20 - Step 5: Solve for x
x = 4,404,618,346,663.20/2,107,348.88 - Step 6: Final answer
x = 2,090,122.99
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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.