Finding the Fourth Proportional to 1,922,803.10, 2,880,403.05 and 1,686,412.70
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Solution
The fourth proportional to 1,922,803.10, 2,880,403.05 and 1,686,412.70 is: 2,526,284.82
Step by Step Solution
- Step 1: Write the proportion equation
1,922,803.10 : 2,880,403.05 = 1,686,412.70 : x - Step 2: Convert to fraction form
1,922,803.10/2,880,403.05 = 1,686,412.70/x - Step 3: Cross multiply
1,922,803.10x = 2,880,403.05 × 1,686,412.70 - Step 4: Simplify right side
1,922,803.10x = 4,857,548,284,638.73 - Step 5: Solve for x
x = 4,857,548,284,638.73/1,922,803.10 - Step 6: Final answer
x = 2,526,284.82
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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.