Finding the Fourth Proportional to 1,006,903.99, 1,510,405.77 and 287,351.75
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Solution
The fourth proportional to 1,006,903.99, 1,510,405.77 and 287,351.75 is: 431,041.83
Step by Step Solution
- Step 1: Write the proportion equation
1,006,903.99 : 1,510,405.77 = 287,351.75 : x - Step 2: Convert to fraction form
1,006,903.99/1,510,405.77 = 287,351.75/x - Step 3: Cross multiply
1,006,903.99x = 1,510,405.77 × 287,351.75 - Step 4: Simplify right side
1,006,903.99x = 434,017,741,219.60 - Step 5: Solve for x
x = 434,017,741,219.60/1,006,903.99 - Step 6: Final answer
x = 431,041.83
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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.