Finding the Fourth Proportional to 2,484,494.02, 3,428,581.12 and 1,396,770.44
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Solution
The fourth proportional to 2,484,494.02, 3,428,581.12 and 1,396,770.44 is: 1,927,531.61
Step by Step Solution
- Step 1: Write the proportion equation
2,484,494.02 : 3,428,581.12 = 1,396,770.44 : x - Step 2: Convert to fraction form
2,484,494.02/3,428,581.12 = 1,396,770.44/x - Step 3: Cross multiply
2,484,494.02x = 3,428,581.12 × 1,396,770.44 - Step 4: Simplify right side
2,484,494.02x = 4,788,940,759,558.09 - Step 5: Solve for x
x = 4,788,940,759,558.09/2,484,494.02 - Step 6: Final answer
x = 1,927,531.61
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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.