Finding the Fourth Proportional to 1,527,121.06, 2,290,472.34 and 845,269.12
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Solution
The fourth proportional to 1,527,121.06, 2,290,472.34 and 845,269.12 is: 1,267,787.86
Step by Step Solution
- Step 1: Write the proportion equation
1,527,121.06 : 2,290,472.34 = 845,269.12 : x - Step 2: Convert to fraction form
1,527,121.06/2,290,472.34 = 845,269.12/x - Step 3: Cross multiply
1,527,121.06x = 2,290,472.34 × 845,269.12 - Step 4: Simplify right side
1,527,121.06x = 1,936,065,539,216.14 - Step 5: Solve for x
x = 1,936,065,539,216.14/1,527,121.06 - Step 6: Final answer
x = 1,267,787.86
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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.