Finding the Fourth Proportional to 2,531,982.00, 3,494,134.91 and 1,370,428.06
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Solution
The fourth proportional to 2,531,982.00, 3,494,134.91 and 1,370,428.06 is: 1,891,190.58
Step by Step Solution
- Step 1: Write the proportion equation
2,531,982.00 : 3,494,134.91 = 1,370,428.06 : x - Step 2: Convert to fraction form
2,531,982.00/3,494,134.91 = 1,370,428.06/x - Step 3: Cross multiply
2,531,982.00x = 3,494,134.91 × 1,370,428.06 - Step 4: Simplify right side
2,531,982.00x = 4,788,460,519,623.15 - Step 5: Solve for x
x = 4,788,460,519,623.15/2,531,982.00 - Step 6: Final answer
x = 1,891,190.58
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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.