Finding the Fourth Proportional to 1,678,584.34, 2,518,620.78 and 879,675.94
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Solution
The fourth proportional to 1,678,584.34, 2,518,620.78 and 879,675.94 is: 1,319,903.95
Step by Step Solution
- Step 1: Write the proportion equation
1,678,584.34 : 2,518,620.78 = 879,675.94 : x - Step 2: Convert to fraction form
1,678,584.34/2,518,620.78 = 879,675.94/x - Step 3: Cross multiply
1,678,584.34x = 2,518,620.78 × 879,675.94 - Step 4: Simplify right side
1,678,584.34x = 2,215,570,102,150.03 - Step 5: Solve for x
x = 2,215,570,102,150.03/1,678,584.34 - Step 6: Final answer
x = 1,319,903.95
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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.