Finding the Fourth Proportional to 1,109,886.12, 1,664,829.99 and 268,438.68
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Solution
The fourth proportional to 1,109,886.12, 1,664,829.99 and 268,438.68 is: 402,658.22
Step by Step Solution
- Step 1: Write the proportion equation
1,109,886.12 : 1,664,829.99 = 268,438.68 : x - Step 2: Convert to fraction form
1,109,886.12/1,664,829.99 = 268,438.68/x - Step 3: Cross multiply
1,109,886.12x = 1,664,829.99 × 268,438.68 - Step 4: Simplify right side
1,109,886.12x = 446,904,764,940.01 - Step 5: Solve for x
x = 446,904,764,940.01/1,109,886.12 - Step 6: Final answer
x = 402,658.22
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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.