Finding the Fourth Proportional to 1,512,089.30, 2,268,133.99 and 1,512,089.30
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Solution
The fourth proportional to 1,512,089.30, 2,268,133.99 and 1,512,089.30 is: 2,268,133.99
Step by Step Solution
- Step 1: Write the proportion equation
1,512,089.30 : 2,268,133.99 = 1,512,089.30 : x - Step 2: Convert to fraction form
1,512,089.30/2,268,133.99 = 1,512,089.30/x - Step 3: Cross multiply
1,512,089.30x = 2,268,133.99 × 1,512,089.30 - Step 4: Simplify right side
1,512,089.30x = 3,429,621,137,245.31 - Step 5: Solve for x
x = 3,429,621,137,245.31/1,512,089.30 - Step 6: Final answer
x = 2,268,133.99
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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.