Finding the Fourth Proportional to 2,660,605.34, 3,671,634.38 and 1,436,911.14
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Solution
The fourth proportional to 2,660,605.34, 3,671,634.38 and 1,436,911.14 is: 1,982,936.84
Step by Step Solution
- Step 1: Write the proportion equation
2,660,605.34 : 3,671,634.38 = 1,436,911.14 : x - Step 2: Convert to fraction form
2,660,605.34/3,671,634.38 = 1,436,911.14/x - Step 3: Cross multiply
2,660,605.34x = 3,671,634.38 × 1,436,911.14 - Step 4: Simplify right side
2,660,605.34x = 5,275,812,342,628.99 - Step 5: Solve for x
x = 5,275,812,342,628.99/2,660,605.34 - Step 6: Final answer
x = 1,982,936.84
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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.