Finding the Fourth Proportional to 4,169,776.76, 6,255,131.70 and 1,329,229.88
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Solution
The fourth proportional to 4,169,776.76, 6,255,131.70 and 1,329,229.88 is: 1,993,993.55
Step by Step Solution
- Step 1: Write the proportion equation
4,169,776.76 : 6,255,131.70 = 1,329,229.88 : x - Step 2: Convert to fraction form
4,169,776.76/6,255,131.70 = 1,329,229.88/x - Step 3: Cross multiply
4,169,776.76x = 6,255,131.70 × 1,329,229.88 - Step 4: Simplify right side
4,169,776.76x = 8,314,507,940,014.29 - Step 5: Solve for x
x = 8,314,507,940,014.29/4,169,776.76 - Step 6: Final answer
x = 1,993,993.55
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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.