Finding the Fourth Proportional to 1,379,754.91, 2,069,474.70 and 368,955.68
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Solution
The fourth proportional to 1,379,754.91, 2,069,474.70 and 368,955.68 is: 553,391.35
Step by Step Solution
- Step 1: Write the proportion equation
1,379,754.91 : 2,069,474.70 = 368,955.68 : x - Step 2: Convert to fraction form
1,379,754.91/2,069,474.70 = 368,955.68/x - Step 3: Cross multiply
1,379,754.91x = 2,069,474.70 × 368,955.68 - Step 4: Simplify right side
1,379,754.91x = 763,544,436,217.51 - Step 5: Solve for x
x = 763,544,436,217.51/1,379,754.91 - Step 6: Final answer
x = 553,391.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.