Finding the Fourth Proportional to 1,436,551.34, 2,154,827.02 and 489,930.26
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Solution
The fourth proportional to 1,436,551.34, 2,154,827.02 and 489,930.26 is: 734,895.39
Step by Step Solution
- Step 1: Write the proportion equation
1,436,551.34 : 2,154,827.02 = 489,930.26 : x - Step 2: Convert to fraction form
1,436,551.34/2,154,827.02 = 489,930.26/x - Step 3: Cross multiply
1,436,551.34x = 2,154,827.02 × 489,930.26 - Step 4: Simplify right side
1,436,551.34x = 1,055,714,962,163.63 - Step 5: Solve for x
x = 1,055,714,962,163.63/1,436,551.34 - Step 6: Final answer
x = 734,895.39
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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.