Finding the Fourth Proportional to 1,790,719.84, 2,473,412.52 and 1,299,906.01
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Solution
The fourth proportional to 1,790,719.84, 2,473,412.52 and 1,299,906.01 is: 1,795,481.20
Step by Step Solution
- Step 1: Write the proportion equation
1,790,719.84 : 2,473,412.52 = 1,299,906.01 : x - Step 2: Convert to fraction form
1,790,719.84/2,473,412.52 = 1,299,906.01/x - Step 3: Cross multiply
1,790,719.84x = 2,473,412.52 × 1,299,906.01 - Step 4: Simplify right side
1,790,719.84x = 3,215,203,799,957.25 - Step 5: Solve for x
x = 3,215,203,799,957.25/1,790,719.84 - Step 6: Final answer
x = 1,795,481.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.