Finding the Fourth Proportional to 1,171,711.83, 1,757,554.99 and 889,137.76
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Solution
The fourth proportional to 1,171,711.83, 1,757,554.99 and 889,137.76 is: 1,333,696.96
Step by Step Solution
- Step 1: Write the proportion equation
1,171,711.83 : 1,757,554.99 = 889,137.76 : x - Step 2: Convert to fraction form
1,171,711.83/1,757,554.99 = 889,137.76/x - Step 3: Cross multiply
1,171,711.83x = 1,757,554.99 × 889,137.76 - Step 4: Simplify right side
1,171,711.83x = 1,562,708,506,885.42 - Step 5: Solve for x
x = 1,562,708,506,885.42/1,171,711.83 - Step 6: Final answer
x = 1,333,696.96
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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.