Finding the Fourth Proportional to 1,675,138.88, 2,513,538.63 and 664,239.17
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Solution
The fourth proportional to 1,675,138.88, 2,513,538.63 and 664,239.17 is: 996,688.00
Step by Step Solution
- Step 1: Write the proportion equation
1,675,138.88 : 2,513,538.63 = 664,239.17 : x - Step 2: Convert to fraction form
1,675,138.88/2,513,538.63 = 664,239.17/x - Step 3: Cross multiply
1,675,138.88x = 2,513,538.63 × 664,239.17 - Step 4: Simplify right side
1,675,138.88x = 1,669,590,813,354.14 - Step 5: Solve for x
x = 1,669,590,813,354.14/1,675,138.88 - Step 6: Final answer
x = 996,688.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.