Finding the Fourth Proportional to 2,484,492.01, 3,428,578.36 and 1,396,768.44
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Solution
The fourth proportional to 2,484,492.01, 3,428,578.36 and 1,396,768.44 is: 1,927,528.85
Step by Step Solution
- Step 1: Write the proportion equation
2,484,492.01 : 3,428,578.36 = 1,396,768.44 : x - Step 2: Convert to fraction form
2,484,492.01/3,428,578.36 = 1,396,768.44/x - Step 3: Cross multiply
2,484,492.01x = 3,428,578.36 × 1,396,768.44 - Step 4: Simplify right side
2,484,492.01x = 4,788,930,030,172.07 - Step 5: Solve for x
x = 4,788,930,030,172.07/2,484,492.01 - Step 6: Final answer
x = 1,927,528.85
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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.