Finding the Fourth Proportional to 2,643,675.84, 3,648,265.92 and 1,436,451.84
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Solution
The fourth proportional to 2,643,675.84, 3,648,265.92 and 1,436,451.84 is: 1,982,299.88
Step by Step Solution
- Step 1: Write the proportion equation
2,643,675.84 : 3,648,265.92 = 1,436,451.84 : x - Step 2: Convert to fraction form
2,643,675.84/3,648,265.92 = 1,436,451.84/x - Step 3: Cross multiply
2,643,675.84x = 3,648,265.92 × 1,436,451.84 - Step 4: Simplify right side
2,643,675.84x = 5,240,558,293,593.29 - Step 5: Solve for x
x = 5,240,558,293,593.29/2,643,675.84 - Step 6: Final answer
x = 1,982,299.88
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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.